OpenTechnical

OT-2026-000088722

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088722) never changes.

Identity and time

Publication numberOT-2026-000088722 · never reused
Internal UUID01a0ae9b-8f10-7d87-ac30-a3d2cf39e69c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088722
StatusPUBLIC

Content hashes

Canonical text24429c6ffa2364e2ae3a952a831c05dba99b274d3b6746e5e193f06afb3840ba
Markdown61d36c6449df28bb16523e2f0d79a9cc1dea2f94dedb65f2467cbdeddb01f059
PDF
Publication pagec5b5ecdc57ad2bb89216b3ca2ac395e40b3925633c9668a2f6be72e7fff41dfc
Manifeste1a14ed43e93df8692611f4c706d15041b543d5c5a863591e8bfeadcf4f876f9

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
SignaturemlDv/g+mAqg4gCYe8c6qqlk4HgrtqNAQsImYINzbBWahkrEezMF1oAfa3+f23v+BDkh6nD0k375PwsAX0LKDCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:47:57.748678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088722
observed c5b5ecdc57ad2bb89216b3ca2ac395e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.729100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088722/manifest.json
observed e1a14ed43e93df8692611f4c706d1504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.710968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088722/publication.md
observed 61d36c6449df28bb16523e2f0d79a9cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.695077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088722/publication.txt
observed 24429c6ffa2364e2ae3a952a831c05db...
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.