neubuot/urschrift · v0.2.0

Tamper-evident timestamp on the Doichain blockchain

Sealed in block 436172

SHA-256: 710f8ffb0705dfad5e94f865986d790bf809aceb661cd84a755d6481eb936f23
Repository: neubuot/urschrift
Release / ref: v0.2.0
Commit: 8f70f8aa3a59
File: SHA256SUMS · 90 bytes
Block: 436172 · 2026-10-14 09:09:57 UTC
Confirmations: 765
Transaction: 1241f4aff6407d56f7070702c6911ff679ce5f30b53c7322a72a1c3f5d11cffa
Name on chain: poe/710f8ffb0705dfad5e94f865986d790bf809aceb661cd84a755d6481eb936f23
Origin: Written by the DOI Labs API after verifying a GitHub Actions OIDC token for this repository and commit.
Workflow run: 38538512032

Badges for this file

[![Doichain Seal](https://doi-api.sendlabs.de/seal/710f8ffb0705dfad5e94f865986d790bf809aceb661cd84a755d6481eb936f23/seal.svg)](https://doi-api.sendlabs.de/seal/710f8ffb0705dfad5e94f865986d790bf809aceb661cd84a755d6481eb936f23)

compact: https://doi-api.sendlabs.de/seal/710f8ffb0705dfad5e94f865986d790bf809aceb661cd84a755d6481eb936f23/badge.svg

Verify it yourself

Download the release file, compute its SHA-256 and compare it with the hash above. Then read the name from the chain: with this API, with any Doichain node (name_show) or via the MCP server.

sha256sum SHA256SUMS
# must print 710f8ffb0705dfad5e94f865986d790bf809aceb661cd84a755d6481eb936f23

curl https://doi-api.sendlabs.de/v1/poe/710f8ffb0705dfad5e94f865986d790bf809aceb661cd84a755d6481eb936f23

Independent check: Verifile · JSON · Merkle inclusion proof via GET /v1/tx/<txid>/proof

Doichain Seal is a free service by DOI Labs. The proof is the name poe/<sha256> on the public Doichain blockchain, this page only reads it. Anyone can verify a seal without this service, see the API or Verifile.