OpenTechnical

OT-2026-000011698

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, pulsed blow-off before 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-2026-000011698) never changes.

Identity and time

Publication numberOT-2026-000011698 · never reused
Internal UUID01a0ae6d-1940-7dff-b181-dc463e089e81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011698
StatusPUBLIC

Content hashes

Canonical texta347925f70e0a57c4f1c1dd1d4e6e71868ee86fcdf49d04c82e6274eb7e91f4b
Markdownfcea2c124056134873769348409ba50fc360b84f76f3763aefbcb95f0809fec4
PDF
Publication page9a603cd032567377b4578ac84c699a25e51c0ce5d9b681cfd26100b8aab942af
Manifestfe7eb60f1884e4012d210df2ce04b532022847beea97c7ef923b76a5482df884

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
Signature9K/r5yW3OdFsdzq9CBcenM/w4ijeFD6h5nRATuD6shS8hlQWQ49+M1RrNibAhd0JajplyZj1gFLKPHcKJ4eXBA==
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

2026-09-17T12:12:18.253145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011698
observed 9a603cd032567377b4578ac84c699a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:18.235752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011698/manifest.json
observed fe7eb60f1884e4012d210df2ce04b532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:18.216085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011698/publication.md
observed fcea2c124056134873769348409ba50f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:18.197699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011698/publication.txt
observed a347925f70e0a57c4f1c1dd1d4e6e718...
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.