OpenTechnical

OT-2026-000025354

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000025354) never changes.

Identity and time

Publication numberOT-2026-000025354 · never reused
Internal UUID01a0ae71-5fa7-7a89-a504-77f66f3cf2e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025354
StatusPUBLIC

Content hashes

Canonical text2e5be296f8eb6b305317c36321791a4c522f51280634c72e7654f70c9a563cdc
Markdown723dad711c6031c34159089afc2a5fba96cf3b05f11662604d640122c10cb392
PDF
Publication page686e997159959f0fedf3ffce5fcc410d0ae6a1de2b5329a0114d20bd29c5c081
Manifeste9b0cb5220336e5b85d201a76e744550109d735290667bd616aaf3d81a0203c7

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
Signature7scoRn/vbCQwUvigFo/GyL5xgKoLY72rT8Bdoa3bCut9UUE0NHt3Kz54A3GixsyEl4PRBtD+1EbDK1cmEKI9Cw==
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

2026-09-17T11:47:24.436220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025354
observed 686e997159959f0fedf3ffce5fcc410d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.418507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025354/manifest.json
observed e9b0cb5220336e5b85d201a76e744550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.398970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025354/publication.md
observed 723dad711c6031c34159089afc2a5fba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.359709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025354/publication.txt
observed 2e5be296f8eb6b305317c36321791a4c...
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.