OpenTechnical

OT-2026-000065449

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000065449) never changes.

Identity and time

Publication numberOT-2026-000065449 · never reused
Internal UUID01a0ae8e-46f9-7a40-a090-d849c03c3ca6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065449
StatusPUBLIC

Content hashes

Canonical textf96d104fccc2d0d98b7fee481d27a9e8aa10d2797a422260cb6559ee0683f232
Markdowne63f4304f9201a56cf3f6cf84d8bf9ad6a27e73ae59c8191fb7b2547dbd0ec3d
PDF
Publication pagefc4e9b0eee0cec78565f36ec41f2fc79cbfb29cf16003028f36365f7755efd35
Manifest9dd62478decdfb2cb7d99ebb7113516de1512627513e38604021ed9f75580f02

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
SignaturelgptaVLlxemeL0NgeEBbwGiVuRZLWKUqdqXrZRxb3mPa0hLgKCjhylqi/WPlZGx1FG7s0uaIHczKjJnPlLh5BA==
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

2026-09-17T10:33:42.458627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065449
observed fc4e9b0eee0cec78565f36ec41f2fc79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.438662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065449/manifest.json
observed 9dd62478decdfb2cb7d99ebb7113516d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.392209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065449/publication.md
observed e63f4304f9201a56cf3f6cf84d8bf9ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.343871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065449/publication.txt
observed f96d104fccc2d0d98b7fee481d27a9e8...
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.