OpenTechnical

OT-2026-000009195

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, vented 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-2026-000009195) never changes.

Identity and time

Publication numberOT-2026-000009195 · never reused
Internal UUID01a0ae6b-31b9-7d76-948f-97f106a078ae · 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-2026-000009195
StatusPUBLIC

Content hashes

Canonical texte52ac65d714d59e2f14e9379f6fa43e74517125d8386d865dadcf602d32e6781
Markdown713d878fa2f88fb80d8f8735402f2013b83b7253ad9a5fc7e6f0bdd2d4d5490d
PDF
Publication page3f60041b3a696a85485cf1ef064bde258176655976f10042705d00ed0893b1fd
Manifestf6d1eb1a6af4d607bfcc771ddc74f1f5b487da0d0c1c0ac135c7e4d374a878ce

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
Signature/d4MiM1BaUT5zHXZSoB1fkkoCJyfuSRiF7T0/I7w5Zkqf6ujyTMbu883oXJrBuzAMBhttWG9s8mui5sxlr8eAw==
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

2026-09-17T12:17:54.759997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009195
observed 3f60041b3a696a85485cf1ef064bde25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:54.739375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009195/manifest.json
observed f6d1eb1a6af4d607bfcc771ddc74f1f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:54.718919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009195/publication.md
observed 713d878fa2f88fb80d8f8735402f2013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:54.696718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009195/publication.txt
observed e52ac65d714d59e2f14e9379f6fa43e7...
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.