OpenTechnical

OT-2026-000015760

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, pulsed 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-2026-000015760) never changes.

Identity and time

Publication numberOT-2026-000015760 · never reused
Internal UUID01a0ae6e-0c4c-79a1-8ba0-f24314fe6a3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015760
StatusPUBLIC

Content hashes

Canonical textd05e1c75be2cf6114882ff2303e2ff25c6bb69e61a1230defe8126de0ee550ea
Markdown7c857962f09a5547251a3055bb3d701f7a63d5db2a432aed0e2c89e06b54a1fe
PDF
Publication pagedfb7e5fa97a513e0031195ac8f5b2565f22b2955c29f1428b77cca38e28cc32d
Manifest6c3d066094ba645c45a20ac26e668726a8bbf02f4662e6344b2dc878cacf7e0d

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
Signaturey4TVllkVbbWE2tnkyLO5fFWN3AjPoB1dMQFd4oOsJVgMG4eL8LfHXph/kaWDM7j7UjYbyy0mMtVvPBDli+swDw==
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

2026-09-17T12:05:03.334577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015760
observed dfb7e5fa97a513e0031195ac8f5b2565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:03.316504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015760/manifest.json
observed 6c3d066094ba645c45a20ac26e668726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:03.297460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015760/publication.md
observed 7c857962f09a5547251a3055bb3d701f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:03.280842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015760/publication.txt
observed d05e1c75be2cf6114882ff2303e2ff25...
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.