OpenTechnical

OT-2026-000097898

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000097898) never changes.

Identity and time

Publication numberOT-2026-000097898 · never reused
Internal UUID01a0aea1-92f7-7c59-8cf6-4af59cc63f4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097898
StatusPUBLIC

Content hashes

Canonical text18fbad72fc93db7a3292ff4b6669fccf10487993c663810db63be0351946050a
Markdown80bd21ba9e8c612caf7d8cd417eb04a0459019a60d1b241f3aefd13e489eab1b
PDF
Publication page839a91e71375771bcae0361cf4cb7caae23ab51132c5b98d22319c067d89bf45
Manifest54746908feddbeecdcc459bad7ad277d232ecc6ec77956073853bf4203159b92

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
SignaturePIvaRHN91uyEQVCmaCpVDJyaZyxr2F0Qrvh01a85/NXzGpyuWG58Reef3EklXGcJ4RCDWnj3m7ZrTcSE3ceICg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:01.229163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097898
observed 839a91e71375771bcae0361cf4cb7caa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.210648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097898/manifest.json
observed 54746908feddbeecdcc459bad7ad277d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.192565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097898/publication.md
observed 80bd21ba9e8c612caf7d8cd417eb04a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.174141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097898/publication.txt
observed 18fbad72fc93db7a3292ff4b6669fccf...
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.