OpenTechnical

OT-2026-000008942

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained 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-2026-000008942) never changes.

Identity and time

Publication numberOT-2026-000008942 · never reused
Internal UUID01a0ae6b-31b7-7a4d-ba45-b2d1db44aa7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008942
StatusPUBLIC

Content hashes

Canonical text8cd8177a8dc27059a555600427754005dbf2eae915a0d6a2546c48b6d218c6d1
Markdown74c4615f3e6c88289093db61a6277dc87b2ccb6a6e3c44734a990c54172546c7
PDF
Publication pagee7058bf7642f0546393512470d9022054f4492525f5faf7d91c5092b2e430a82
Manifest58b4066dd553062ab39bb1db0ca47f790d319ad882107b19142946952d494859

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
SignaturewZAZRMCffY8Nlj9XVW7LDOYq3TEibbgjKxKnZRSnoRHFq4XJn8GpplMYVmQedz62Oopq0qCld09ev7bcoFTaBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:33.250140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008942
observed e7058bf7642f0546393512470d902205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:33.232839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008942/manifest.json
observed 58b4066dd553062ab39bb1db0ca47f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:33.214019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008942/publication.md
observed 74c4615f3e6c88289093db61a6277dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:33.195323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008942/publication.txt
observed 8cd8177a8dc27059a555600427754005...
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.