OpenTechnical

OT-2026-000007292

Publication integrity record

Vacuum cup gripper, ejector fed, contact triggered, silicone cups, flat form

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-2026-000007292) never changes.

Identity and time

Publication numberOT-2026-000007292 · never reused
Internal UUID01a0a979-8e7b-796d-a4e8-c18d92b6ede5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:08:30.974365Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007292
StatusPUBLIC

Content hashes

Canonical texte7902dd494a05f1ca737c13ecee0ebb3f82655cc78be7299d8856d6adfe90306
Markdownf171c4d2d8c421a089f2029da4332e9babaa165967c3df636f7d9eea16d95e6f
PDF
Publication pagebbbb0ce5170828b281e4876df2b21a9fdd8c3d777c424c5b772821a8a9f3e4d0
Manifest26415b789d160b00414c49b8054bd67341c09519288388d0f94f48b6e7bf3fe6

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
Signatureq+1JFAOGJUBv+NEjo3ZAPk+huMbcpPPvuU7J+DmO32UsSVLRUBKY8Q5U0DMJhFDn4K12GJ+MRAFSXAAPLDiHBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:07.153510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007292
observed bbbb0ce5170828b281e4876df2b21a9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:07.140069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007292/manifest.json
observed 26415b789d160b00414c49b8054bd673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:06.998476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007292/publication.md
observed f171c4d2d8c421a089f2029da4332e9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:06.985516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007292/publication.txt
observed e7902dd494a05f1ca737c13ecee0ebb3...
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.