OpenTechnical

OT-2026-000076376

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000076376) never changes.

Identity and time

Publication numberOT-2026-000076376 · never reused
Internal UUID01a0ae94-6a70-75b8-b88f-4652ec5eebac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076376
StatusPUBLIC

Content hashes

Canonical text0b60569d2576b259806bc393f0a881377c184c9df9bd9c2dd325394988d58b77
Markdown770902d86b69ea7a3eeeb7af12bfd7ee3c3aeb06b4628b3d01492ee9a31335f3
PDF
Publication page0b5dff71283142f21d078753937cf188f86de7a3ca7835aca5647663d8cab193
Manifest68d6c603f0e667d9ea5f0640b20d25d7a78bcc89baae646f5e0526b350fd6d3c

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
Signatureuo7Grf/g34CUVJ98qNsDjTCWng8gPWk+ZRveJ0pdbCdFUNPxEMEPQYNajSHVj2rKQ19Cu8FROy3XUnlJX/q1Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:14.879158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076376
observed 0b5dff71283142f21d078753937cf188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:14.860565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076376/manifest.json
observed 68d6c603f0e667d9ea5f0640b20d25d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:14.841006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076376/publication.md
observed 770902d86b69ea7a3eeeb7af12bfd7ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:14.820138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076376/publication.txt
observed 0b60569d2576b259806bc393f0a88137...
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.