OpenTechnical

OT-2026-000032954

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000032954) never changes.

Identity and time

Publication numberOT-2026-000032954 · never reused
Internal UUID01a0ae75-4843-7fdf-9475-0c82298b2ed8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032954
StatusPUBLIC

Content hashes

Canonical text5d57c430c39b6527cae24d9be061794dea4606f8c63da5c65a3981f1621c3eb6
Markdown227f15055387d8add78c5e691b6b7ebd4b4997487141e7366c17716ba1cbb7b8
PDF
Publication page0e283c5980cb512e2489ec6d12d045bce4fc49f80a6e53570716aa8e810eb934
Manifest3178a1ac5e6e191dc26601624b873180eff8fc5d9c787cc3ede5c986b427ab22

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
SignaturemOGH89dnCFWextmrOPVNMfG5bvZltqmHmxXlP2idAuktDpbKzwFk3LHMXOgWdt2pjqCdQ9/CCVBsbAdZnugSCA==
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

2026-09-17T11:32:33.536456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032954
observed 0e283c5980cb512e2489ec6d12d045bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.519785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032954/manifest.json
observed 3178a1ac5e6e191dc26601624b873180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.502309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032954/publication.md
observed 227f15055387d8add78c5e691b6b7ebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.484578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032954/publication.txt
observed 5d57c430c39b6527cae24d9be061794d...
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.