OpenTechnical

OT-2026-000007225

Publication integrity record

Vacuum cup gripper, three outlet manifold, two stage ejector, contact triggered, rubber cups, oval 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-2026-000007225) never changes.

Identity and time

Publication numberOT-2026-000007225 · never reused
Internal UUID01a0a977-2d06-7bf3-a5d8-517b8077eda4 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:05:54.952443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007225
StatusPUBLIC

Content hashes

Canonical text4f4319339329d12f8ad02bd0e5856d93898b148233d76186c9e4732acb05c845
Markdownfdd817188845816617b6201e7c27a85ea99bd0c401815b6336958236a5fa8358
PDF
Publication pagebd447aed29c906272045c02edaea9aee8f70059e7a0eecaf1c0b3650349c83ad
Manifest5d6a0055a2594cb7ac70c473857e5ca6ebbe703fd3d3cef733e17414de502c09

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
SignatureoljWxgyr8oiuMeKF0hQQbxkMg7DbhrZ2efKCW7odyn31fRDfZBFdKWo5Y5NDmVGlOTM1Yft52kwc2rMr4mYqAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:14.139670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007225
observed bd447aed29c906272045c02edaea9aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:14.003911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007225/manifest.json
observed 5d6a0055a2594cb7ac70c473857e5ca6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:13.990528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007225/publication.md
observed fdd817188845816617b6201e7c27a85e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:13.979052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007225/publication.txt
observed 4f4319339329d12f8ad02bd0e5856d93...
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.