OpenTechnical

OT-2026-000085651

Publication integrity record

Foam pad vacuum gripper, two zone face, pump fed, sustained 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-2026-000085651) never changes.

Identity and time

Publication numberOT-2026-000085651 · never reused
Internal UUID01a0ae99-aaad-7c41-99c9-129894058be9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085651
StatusPUBLIC

Content hashes

Canonical textbe07999303c028b7a70b77803677cfd74699ba44141eb5c0482e68623d004e53
Markdownf5ab7b8fdd81ac672e9aa83409ca16b96c78049671e3244352cc0ff2535231cc
PDF
Publication page8cdc1ef7230fe8149360786df633b5d9bc80748cecc3ee5995f507f1a55df7d0
Manifestd2c2b69b673230439133cc33d6d9abda1320ed807436904ecfa6c4f121742bef

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
Signaturel19z678ddNBAYbqZyigd0EBC0DHpAOv7ju4qRDvf29dvb/rgW85ebiglkVYq9arRnsoULaKAwwrS2ZXiZyDqBw==
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

2026-09-17T09:54:32.398780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085651
observed 8cdc1ef7230fe8149360786df633b5d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:32.383159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085651/manifest.json
observed d2c2b69b673230439133cc33d6d9abda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:32.365562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085651/publication.md
observed f5ab7b8fdd81ac672e9aa83409ca16b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:32.348956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085651/publication.txt
observed be07999303c028b7a70b77803677cfd7...
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.