OpenTechnical

OT-2026-000067410

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000067410) never changes.

Identity and time

Publication numberOT-2026-000067410 · never reused
Internal UUID01a0ae8f-6bd8-7933-96fc-fc9f0364cbc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067410
StatusPUBLIC

Content hashes

Canonical textbbc35b6ee94285d8634dac23a495b3e319d2928bde22dadabf2ff4e51046b1be
Markdown84733c0cea3b0850075b90d0cc50be4973245064c03fa1ddee0a68ea19041f9e
PDF
Publication page4a97b95d60257d7de3d2768b7b1fef94fbb59c89856fa9a3502a6ae1259770b8
Manifestbdc92466bba71855cd6a5bf1a533bcf93bcacc374ec70effbfacf1dc6abb794b

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
Signaturel4oI5PsmZumr3CJK041sVZnIEUHtujz5Wl1MpHdOOIwBO2edD4z02NX5teDxRgUidiCSU7aHk9zwYm7LBZ0xCw==
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

2026-09-17T10:31:36.370811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067410
observed 4a97b95d60257d7de3d2768b7b1fef94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:36.352403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067410/manifest.json
observed bdc92466bba71855cd6a5bf1a533bcf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:36.332623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067410/publication.md
observed 84733c0cea3b0850075b90d0cc50be49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:36.315115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067410/publication.txt
observed bbc35b6ee94285d8634dac23a495b3e3...
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.