OpenTechnical

OT-2026-000082287

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000082287) never changes.

Identity and time

Publication numberOT-2026-000082287 · never reused
Internal UUID01a0ae97-4d94-74f8-81b3-2dab023b3a36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082287
StatusPUBLIC

Content hashes

Canonical textb1364dcb99a85caa50c8396da3ba38674af5aa331252f1647b137edbbf55fb77
Markdown6980d092d9bb102765f1cbebad3d86bc452d1115c98288ec255fafd965699b83
PDF
Publication paged469d58157a5f430a1288d6d0e415836fb86325a3e0ba5acdc406f266909f456
Manifest4574513c189162cdfd76254271a564ee4137f939e0de3e696e2931e02ab6c9ad

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
SignaturenRUPXwD41DvT9GiboonzaP4N0rMEmD3HiSygfEHAsqVX+qBz3MJm6OIXUec4HK6F3YkunmL+/9CZb7Bw+/AuAw==
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

2026-09-17T09:59:08.753667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082287
observed d469d58157a5f430a1288d6d0e415836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:08.737505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082287/manifest.json
observed 4574513c189162cdfd76254271a564ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:08.718966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082287/publication.md
observed 6980d092d9bb102765f1cbebad3d86bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:08.700843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082287/publication.txt
observed b1364dcb99a85caa50c8396da3ba3867...
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.