OpenTechnical

OT-2026-000012478

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000012478) never changes.

Identity and time

Publication numberOT-2026-000012478 · never reused
Internal UUID01a0ae6d-39f7-7cea-8749-ddb6ab8faea6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012478
StatusPUBLIC

Content hashes

Canonical text2edb4da6cd64b3d7330abdc131b8c277e5932cbbad72185e1d6fad44362fc1b8
Markdowne754528c593a4b1d87374f862bdeed9219eec496fadc9705057491fcec82c953
PDF
Publication page21d98da6f4d43620d96680fb244e65c865ef98dd59f58e56b79680408c6caaaf
Manifeste8f0c339d356aa014aa99d1d79901d01a3a5499bc337ea5d88b3a8de3063c0d3

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
SignatureaLZRFGffVooqiaTYn67uxNGABqCsGVhfDOnBDnRRHoupGdURPBHslqp3KSunYg8vJ1s2SRHaBDnIA+bKFyAdCw==
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

2026-09-17T12:11:59.462886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012478
observed 21d98da6f4d43620d96680fb244e65c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.444544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012478/manifest.json
observed e8f0c339d356aa014aa99d1d79901d01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.423986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012478/publication.md
observed e754528c593a4b1d87374f862bdeed92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.403917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012478/publication.txt
observed 2edb4da6cd64b3d7330abdc131b8c277...
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.