OpenTechnical

OT-2026-000032570

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000032570) never changes.

Identity and time

Publication numberOT-2026-000032570 · never reused
Internal UUID01a0ae75-106f-78fd-9874-098add7b3596 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032570
StatusPUBLIC

Content hashes

Canonical textdded601b265178f3a0489531c43d6537cf6c4972161ff58ad9250d7053438c82
Markdownf6a88765680e0edae98f70f087122e5ca03a608e9aaa057ae26e37accabc4951
PDF
Publication page2109acd7a7e6e1e1e613c38d4111c3edb1b1c85e5251c443a3a70c72bda17a38
Manifestba67f779d543b472b7b335e65eb27f8fdba7e0d126377ccdef893fb4e384f910

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
SignatureK6ThzTtOb0qGqiQf54pSNwDvtk/uLF1BiYwRu+ew0Ieo/oIvUY7Ij5ILokxgfHGG9zVNbz++b+c2173O39rEAg==
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

2026-09-17T11:34:08.599374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032570
observed 2109acd7a7e6e1e1e613c38d4111c3ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.583362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032570/manifest.json
observed ba67f779d543b472b7b335e65eb27f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.566658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032570/publication.md
observed f6a88765680e0edae98f70f087122e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.549573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032570/publication.txt
observed dded601b265178f3a0489531c43d6537...
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.