OpenTechnical

OT-2026-000051630

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000051630) never changes.

Identity and time

Publication numberOT-2026-000051630 · never reused
Internal UUID01a0ae83-7c82-7862-9a6e-358847e1cc0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051630
StatusPUBLIC

Content hashes

Canonical textc47b3297672ca23135b5ea1fb4c5229aaed9b7ff51c47ac06098f63d7efdcbae
Markdown85a3477aa989573e11e1801b5070d957cdb9ee0dc178b840aee82f66667110fc
PDF
Publication pageb45d2581783df9706b36168fb617551c0eb63ee4157724359a9eec35e0ae20f1
Manifest1699b4876727f772fbc957025a6584b7abe50e17440f16b68860f53db1f1768e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureHXQJkAODD3RPSZ4zMewc8PF7pUnCEA9YpUzLqibIj+paHAap9GwX8n/K6gn3Xgn3YhReErlRb93VUnV4j1ygCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:29.308475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051630
observed b45d2581783df9706b36168fb617551c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:29.290184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051630/manifest.json
observed 1699b4876727f772fbc957025a6584b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:29.271548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051630/publication.md
observed 85a3477aa989573e11e1801b5070d957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:29.252703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051630/publication.txt
observed c47b3297672ca23135b5ea1fb4c5229a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.