OpenTechnical

OT-2026-000035751

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000035751) never changes.

Identity and time

Publication numberOT-2026-000035751 · never reused
Internal UUID01a0ae76-b4c8-76aa-bdd9-1563baa2b0e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035751
StatusPUBLIC

Content hashes

Canonical text3cc1b9f1ebd2d4d71828d09339515597f32b6046591c93f79f7d2cdb17615d3a
Markdownc9e7d36b80ff56e6bb78bb927d2b3df7bfb2e9e3d639bb62e808a15cbe5197d5
PDF
Publication paged296dae1b0c25c303efbcceae0ab00a5b549a54b842beeeab8ca3649e4dbf23b
Manifest70e6c5c0b01603737b66cf6ab3bd534ab4b4695d826f5fe9a8ad546eb048fb81

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
SignaturePF+A17C2g9fGzLg87G0szwROuzn/VULfpqxbcdGgXJWb7XO6gvMKtiDrEsaQ84N+/ddxoemDrBkKpD4yokD6CQ==
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

2026-09-17T11:27:26.651339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035751
observed d296dae1b0c25c303efbcceae0ab00a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.632297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035751/manifest.json
observed 70e6c5c0b01603737b66cf6ab3bd534a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.613649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035751/publication.md
observed c9e7d36b80ff56e6bb78bb927d2b3df7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.592872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035751/publication.txt
observed 3cc1b9f1ebd2d4d71828d09339515597...
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.