OpenTechnical

OT-2026-000014110

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000014110) never changes.

Identity and time

Publication numberOT-2026-000014110 · never reused
Internal UUID01a0ae6d-b278-7618-a6ad-9051a7ff8dce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014110
StatusPUBLIC

Content hashes

Canonical text37a2027c690ffa3b648feea0d63472196f15e4f6215ecd7239f883d1eb0e0bbc
Markdownf67ac14c6aa5368afcd646fa99ebea3eb4e74a02bb869721c1978c95ad00d360
PDF
Publication pagebe6846db171f2709b5853d8ef6539f1eeedd9127501835232378f02ff79c9ecf
Manifestf29be0403c6730790e32603ba17fced8e063d08e02b4574ccca29319b0c9afae

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
Signatured3SjgME4trOdnsBr0TpyOju63NRJ3mPXCNeRERswLcfXchnFa0yLuLoEPunIRneA1qIvMXT2KR4cCOgeI70DDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:07:10.563875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014110
observed be6846db171f2709b5853d8ef6539f1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:10.546660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014110/manifest.json
observed f29be0403c6730790e32603ba17fced8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:10.527345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014110/publication.md
observed f67ac14c6aa5368afcd646fa99ebea3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:10.508499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014110/publication.txt
observed 37a2027c690ffa3b648feea0d6347219...
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.