OpenTechnical

OT-2026-000038341

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000038341) never changes.

Identity and time

Publication numberOT-2026-000038341 · never reused
Internal UUID01a0ae78-2d52-70f0-a6eb-7fdfc5a7f07c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038341
StatusPUBLIC

Content hashes

Canonical textd6127a41ee18c84c91ea454ea686b72eddf5170756ff49c63fb564be2e751b01
Markdowne45cb3527b573052d4fe6e289717dee2cdb29b8c6f6742c32d730364933183c4
PDF
Publication page577eb5df0e2c38f8491244df887d1c97318ec66a427f5b4eebeb924cfd10bb03
Manifest18b3f4b255e3f0d4a064c6f0ad7a01c44dc4f6e172fa22a2e5649b2ac09b4dc5

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
SignaturerygiXACC1kf87cFrjn8KxerhhMEEQEJjQsr+zQHWh/7wfQz0MLAPdaNxzXNmX4G+qX0ShOPsB4kdHEMHJe5nCg==
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

2026-09-17T11:22:31.543397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038341
observed 577eb5df0e2c38f8491244df887d1c97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:31.522834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038341/manifest.json
observed 18b3f4b255e3f0d4a064c6f0ad7a01c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:31.501231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038341/publication.md
observed e45cb3527b573052d4fe6e289717dee2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:31.482372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038341/publication.txt
observed d6127a41ee18c84c91ea454ea686b72e...
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.