OpenTechnical

OT-2026-000071347

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000071347) never changes.

Identity and time

Publication numberOT-2026-000071347 · never reused
Internal UUID01a0ae91-e0ec-7fb4-8801-4c442f9222cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071347
StatusPUBLIC

Content hashes

Canonical text604a6707a7219a3a2412e6ce35900622ebb0181d8cc2e095ad6391c07601e589
Markdown38c21661a3bd173b2971281a0b49e3eb6600deb701ca42908fe6e1a7e82e2420
PDF
Publication page416f44e010da9f1511fcf3643fe45c712af4d627abd72d22cfd4ff0098e1b82b
Manifest406ea67a1881fa418da02262a8a6caee0bb19f8e3d229f1065171eebd3753578

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
Signatureg5ts96hYqkfinizjbn1FBSMUgR0o1SpmGzdtYdAm4Ih9aBinud0fCYHLiESO3HDcD+fT/H+N2enZ9B6yuMOBDw==
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

2026-09-17T10:24:57.091460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071347
observed 416f44e010da9f1511fcf3643fe45c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:57.074799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071347/manifest.json
observed 406ea67a1881fa418da02262a8a6caee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:57.055793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071347/publication.md
observed 38c21661a3bd173b2971281a0b49e3eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:57.039146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071347/publication.txt
observed 604a6707a7219a3a2412e6ce35900622...
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.