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er1-verify

PyPIInfrastructure

PulseGate's liveness check found it on 14 Sep 2026; it is registered on PyPI and has been in the index since 5 Aug 2026. How this is checked

er1-verify is the reference implementation for verifying Epistemic Receipts, which are constraint-state attestations used in agent systems. It allows developers to perform offline verification using Ed25519 signatures and related cryptographic primitives. The package is distributed on PyPI under the Apache-2.0 license and serves as a foundational tool for building systems that require verifiable, tamper-proof receipts.

Inferred · not functionally tested

Open SourceApache-2.0CLIAPI
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Overview

4 features

Purpose: Verifying Epistemic Receipts and constraint-state attestations offline without relying on a central service.

Inferred · not functionally tested

Audience: developers

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: indicated (inferred, not tested) · MCP: unknown · CLI: indicated (inferred, not tested) · Self-hosting: unknown

Recorded constraints: pricing: open_source · license: Apache-2.0 · platforms: CLI · deployment: cli, api_only

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: pypi.org. These links do not verify the individual claims.

er1-verify is an Auth & identity project. Inferred · not functionally tested: It focuses on verifying Epistemic Receipts and constraint-state attestations offline without relying on a central service. Inferred · not functionally tested: er1-verify is an open-source project aimed at developers. Basis unknown · not verified: er1-verify is open source under the Apache-2.0 license. Basis unknown · not verified: It runs on the command line and API.

er1-verify first shipped in 2026. Inferred · not functionally tested: Among its 4 catalogued features are Offline Verification, Ed25519 Support, and Constraint Checking.

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

Tasks: Inferred · not functionally tested

  • Offline Verification
  • Ed25519 Support
  • Constraint Checking
  • Receipt Validation

Topics: Inferred · not functionally tested

Tags
epistemic-receiptsoffline-verifierconstraint-verificationattestation-tool

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
CLIAPI-only

Trust & compliance

License
Apache-2.0
Public signals
HTTPSOpen Source

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed5 Aug · 23:45 UTC
    er1-verify seen via PyPI Bulk Enumerator
    Source: PyPI Bulk Enumerator · Open

Frequently asked questions about er1-verify

What does er1-verify do?
Inferred · not functionally tested: Er1-verify focuses on verifying Epistemic Receipts and constraint-state attestations offline without relying on a central service. It is catalogued under Auth & identity on PulseGate.
Who is er1-verify for?
Inferred · not functionally tested: er1-verify is an open-source project built for developers.
Is er1-verify free?
Basis unknown · not verified: Yes — er1-verify is open source under the Apache-2.0 license and free to use.
What platforms does er1-verify run on?
Basis unknown · not verified: er1-verify runs on the command line and API.
Is er1-verify still active?
PulseGate's liveness check found it on 14 Sep 2026.
When did er1-verify launch?
er1-verify first shipped in 2026.
Is er1-verify open source?
Basis unknown · not verified: Yes — er1-verify is open source under the Apache-2.0 license.

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