OpenTechnical

OT-2026-000065587

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single 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-2026-000065587) never changes.

Identity and time

Publication numberOT-2026-000065587 · never reused
Internal UUID01a0ae8e-46fa-7823-81d8-9ca443a68d96 · 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-2026-000065587
StatusPUBLIC

Content hashes

Canonical texte6d65ae1d13d359caf13cf9d5038e645b12431071d645604ae3c1f391dc3e0b7
Markdownad904a92ecc39c5192026bda8189af8938a5d5e306982674e2e87929dd27b0a7
PDF
Publication page754d005dcdbb8603dfee537d1825b64e34138d1d6ee94c6823fa0a71e8295114
Manifest234fc4616b7c856a32a3f35fb99bcd31bd727c68beb782f382800749190ada7e

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
SignatureniFWbzjMEb4+1wBCWaJ3q/F3GO7xWQfFA/0Etkm5QMuBE3o0PglnhpX1wKVY5a2YMXnvctcqZ+DCDsmDGXIPAA==
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

2026-09-17T10:33:56.819223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065587
observed 754d005dcdbb8603dfee537d1825b64e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:56.799329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065587/manifest.json
observed 234fc4616b7c856a32a3f35fb99bcd31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:56.778680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065587/publication.md
observed ad904a92ecc39c5192026bda8189af89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:56.755479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065587/publication.txt
observed e6d65ae1d13d359caf13cf9d5038e645...
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.