OpenTechnical

OT-2026-000088892

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088892) never changes.

Identity and time

Publication numberOT-2026-000088892 · never reused
Internal UUID01a0ae9b-8f11-74a7-bd52-6b0cc39e6657 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088892
StatusPUBLIC

Content hashes

Canonical text660e1cc7eff2f308b06fdf1f4d2126c9e1d7ce3c32425046f042938a60e0792d
Markdownb18a4e37f35b4b8005b584d15fc703a1b61cf398ebd2909927024ebe2193f682
PDF
Publication pagece647e94b6f2e8726e86b9a3c8defd42c02d070fb1093a7aa2fd517e674fa7f2
Manifesta0470eaf2d71944b658f4e434a7d2b75ee1031e9592a7e9906cc086beffab572

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
Signature8O6z6Dqh+jE+vXspMtEFMgBZ9q3O58nwVl3f7REcMHRKJbX/foBgGo351juVlvxUpe6UAswZzpiq44iN/6keCw==
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

2026-09-17T09:48:17.581583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088892
observed ce647e94b6f2e8726e86b9a3c8defd42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.564778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088892/manifest.json
observed a0470eaf2d71944b658f4e434a7d2b75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.548046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088892/publication.md
observed b18a4e37f35b4b8005b584d15fc703a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.530206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088892/publication.txt
observed 660e1cc7eff2f308b06fdf1f4d2126c9...
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.