OpenTechnical

OT-2026-000037767

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000037767) never changes.

Identity and time

Publication numberOT-2026-000037767 · never reused
Internal UUID01a0ae77-f889-7054-991b-6cd2ad7208ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037767
StatusPUBLIC

Content hashes

Canonical textfc20537b69b1cf17b0aad77b57b8aff1214c67841482bd059fd6c695f8262937
Markdown95c3d8137f911d5ff2c7112316de91c1ed676664ab23246023efd24a96b78def
PDF
Publication page595874728d9b670e80bf6d313af62fa8c9f5ce66445cfeb704775eb97910d42b
Manifestc356fc1468e0430a92a17c86786f1133534033d4efbfc4995da66a24a1efbac2

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
Signaturex8ghWLvPhBDP8ejkKJgTSJhAjBBZzVkFL5QtDeeiZCBVG5PK1uY/rpba+liKIW0gseyZJIg34gb19be+O5LYBA==
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

2026-09-17T11:22:59.859878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037767
observed 595874728d9b670e80bf6d313af62fa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.843143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037767/manifest.json
observed c356fc1468e0430a92a17c86786f1133...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.825223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037767/publication.md
observed 95c3d8137f911d5ff2c7112316de91c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.809814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037767/publication.txt
observed fc20537b69b1cf17b0aad77b57b8aff1...
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.