OpenTechnical

OT-2026-000098609

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000098609) never changes.

Identity and time

Publication numberOT-2026-000098609 · never reused
Internal UUID01a0aea2-42ad-7cc8-9c52-4a7e9a80c915 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098609
StatusPUBLIC

Content hashes

Canonical text65d9056996d07283e9daf48e6457e4661f65ae34f42944c7690213ce96e22fdc
Markdownd3205ace008923f9be0212e4301661b8177633f58fc898af68547ed8b355a29d
PDF
Publication page7aad8018e4ab0f55764e10c5f6dc1a630062355a89f9dce5d9bcc0ab686f97c1
Manifest6e76a8ca294f7994e8a1a9d8e4145601cc32486473e365c1459867e4f08b7e58

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
SignatureancXU3BMkHMoVD46gfbGY56bxw270jTluPP3/yxmWAsWUOg2rMabvHpB3f0iffWYGq5sbLwDLgfIq3TEFwxKAA==
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

2026-09-17T09:30:53.495357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098609
observed 7aad8018e4ab0f55764e10c5f6dc1a63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:53.475324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098609/manifest.json
observed 6e76a8ca294f7994e8a1a9d8e4145601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:53.456257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098609/publication.md
observed d3205ace008923f9be0212e4301661b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:53.438551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098609/publication.txt
observed 65d9056996d07283e9daf48e6457e466...
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.