OpenTechnical

OT-2026-000082252

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000082252) never changes.

Identity and time

Publication numberOT-2026-000082252 · never reused
Internal UUID01a0ae97-4d94-79df-ac45-c57fdb08ff14 · 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-2026-000082252
StatusPUBLIC

Content hashes

Canonical text58ccef1f2d7c2fbe640a16dbf26f448080d543066295677c8d5add21485b5373
Markdown5cd470afafc83fd59abc78d1bd843359bf9a57511dd850a14734e1dd0a1031da
PDF
Publication pagedec3a2ac99c855e201d54dd49ae213372baeb956c1f563740c3096f6ba3d4bd6
Manifest31df512d7de2e3198692f5a598cf7a277b2b24e693e80914176381bb995d0ef0

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
Signature9p88xmhxbKi1zkuVAn8RuKeOwFcWBtY+AaciVyaxM+aTVr0gQHRdIsr+Tyf/4P9cbWF9LOsVf6iPTpATqovLBg==
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

2026-09-17T09:59:06.038525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082252
observed dec3a2ac99c855e201d54dd49ae21337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.018032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082252/manifest.json
observed 31df512d7de2e3198692f5a598cf7a27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.998695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082252/publication.md
observed 5cd470afafc83fd59abc78d1bd843359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.980302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082252/publication.txt
observed 58ccef1f2d7c2fbe640a16dbf26f4480...
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.