Who is OpenTimestamps Calendar Server for?

OpenTimestamps Calendar Server is an open-source project built for blockchain developers.

What platforms does OpenTimestamps Calendar Server run on?

OpenTimestamps Calendar Server runs on the web. It can also be self-hosted.

Is OpenTimestamps Calendar Server still maintained?

Unverified. OpenTimestamps Calendar Server has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

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OpenTimestamps Calendar Server

eternitywall.comInfrastructure

OpenTimestamps Calendar Server is an open-source infrastructure component that aggregates and verifies timestamp commitments on the blockchain. It enables developers to ensure data integrity and auditability for digital records using decentralized timestamps.

Open SourceWebSelf-hosted

Visit eternitywall.com

257stars

85forks

4features

2012since

Overview

4 features

In the Other infrastructure space, OpenTimestamps Calendar Server takes a focused approach. It focuses on aggregating and verifying timestamp commitments on the blockchain for data integrity. It is built as an open-source project for blockchain developers. OpenTimestamps Calendar Server is open source under the Open Source license. It ships for the web, and it can be self-hosted.

OpenTimestamps Calendar Server first shipped in 2012. The project is developed in the open on GitHub with 257 stars. Key capabilities include timestamp aggregation, blockchain verification, and pending commitment tracking.

Summary written by a language model from the project’s public pages.

Timestamp aggregation
Blockchain verification
Pending commitment tracking
Wallet balance display

Built with & integrations

Runs on

BrowserSelf-hosted

Trust & compliance

License

Open Source

Verified signals

HTTPSOpen SourceFree tierGitHub · ★ 257

Indexing history

What PulseGate has recorded for this listing

Indexed14 Jun · 21:58 UTC
Listing verified against its public source
Source: PulseGate · Open

Frequently asked questions about OpenTimestamps Calendar Server

What is OpenTimestamps Calendar Server?: OpenTimestamps Calendar Server focuses on aggregating and verifying timestamp commitments on the blockchain for data integrity. It is catalogued under Other infrastructure on PulseGate.
Who is OpenTimestamps Calendar Server for?: OpenTimestamps Calendar Server is an open-source project built for blockchain developers.
Does OpenTimestamps Calendar Server have a free plan?: Yes — OpenTimestamps Calendar Server is open source under the Open Source license and free to use.
What platforms does OpenTimestamps Calendar Server run on?: OpenTimestamps Calendar Server runs on the web. It can also be self-hosted.
Is OpenTimestamps Calendar Server still maintained?: Unverified. OpenTimestamps Calendar Server has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
How long has OpenTimestamps Calendar Server been around?: OpenTimestamps Calendar Server first shipped in 2012.
Is OpenTimestamps Calendar Server open source?: Yes — OpenTimestamps Calendar Server is open source under the Open Source license, developed on GitHub.

At a glance

Platforms: Web
Languages: English
Open source: Yes · ★ 257
License: Open Source
Built for: blockchain developers
Model: Open source
Solves: Aggregating and verifying timestamp commitments on the blockchain for data integrity.

Registered as

GitHub: opentimestamps/opentimestamps-server

Developer

Opentimestamps

Team

GitHub

Open source

View on GitHub

Stars: 257
Forks: 85
Open issues: 14
Last commit: 27 Nov 2025
Commits 90d: 0
Contributors: 11
Authorship: Team
Default branch: master

Index record

Indexed: 14 Jun 2026
Lifecycle: Alive
Last seen: 14 Jun 2026

Identity audit (12)

Slug: opentimestamps-calendar-server-eternitywall-com
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 14 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Recorded source: taxonomy-pass-b.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model from page content.
Canonical URL: https://finney.calendar.eternitywall.com/

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