OpenTechnical

OT-2026-000030295

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000030295) never changes.

Identity and time

Publication numberOT-2026-000030295 · never reused
Internal UUID01a0ae73-e501-7434-856f-6e1953e24cb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030295
StatusPUBLIC

Content hashes

Canonical textdd52f2085e59fe5f85d91b14a7b66214dcdb1e3a7c8090c664b4d167ac64b9cf
Markdownb312694d9aade08b10a67b28d220b36b4c1fc3869d64469aacc909e78d04cd99
PDF
Publication pagee76457b6e1e401a01b2075ecc7f70282b1182672e4958b9446489ea41d5c6e37
Manifestbf0d29870e386695ba335cfc5ce2aa1f323e9847276dedb5d65eecfec7e17f51

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
SignaturemSSfqOGXw4ohmr6U/ia2usf30V/6L0jTKYv1JEsPWK3Sp2ehrA5bn/e9p3yu83SgYrRJr9q2somF104LyuSaBw==
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

2026-09-17T11:37:57.907206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030295
observed e76457b6e1e401a01b2075ecc7f70282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:57.889723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030295/manifest.json
observed bf0d29870e386695ba335cfc5ce2aa1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:57.872219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030295/publication.md
observed b312694d9aade08b10a67b28d220b36b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:57.852882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030295/publication.txt
observed dd52f2085e59fe5f85d91b14a7b66214...
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.