OpenTechnical

OT-2026-000045487

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, 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-2026-000045487) never changes.

Identity and time

Publication numberOT-2026-000045487 · never reused
Internal UUID01a0ae7c-f76d-73fb-b04b-4df0eb9a4d27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045487
StatusPUBLIC

Content hashes

Canonical text8324b9d798b102b2f4417d6059fe393161354e2e78da2c600801f5d1495eeadf
Markdown804dcc135ec56fb057deeb10d83680336f87ac55f69ede6180444a3436564319
PDF
Publication page623e32c62431e34d05edeaac07aab247058317c8cdb0ce92b35902a7cbb6c71d
Manifest7415930f323c21762ad6427c0b69b4e25d3a05fd43bcbc965e5c469faa8347b4

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
SignatureMIjMI7mg+0D+ZzrT3Qqj9dc/YU2fJCHerIPTtBcuAMIN8Xw1vMK8qJCkbnK8yarZ0JXMoBaGp8hhgwuZtsEyBw==
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

2026-09-17T11:11:18.104749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045487
observed 623e32c62431e34d05edeaac07aab247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:18.084411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045487/manifest.json
observed 7415930f323c21762ad6427c0b69b4e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:18.063091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045487/publication.md
observed 804dcc135ec56fb057deeb10d8368033...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:18.046035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045487/publication.txt
observed 8324b9d798b102b2f4417d6059fe3931...
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.