OpenTechnical

OT-2026-000011736

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, pulsed blow-off before set-down

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-2026-000011736) never changes.

Identity and time

Publication numberOT-2026-000011736 · never reused
Internal UUID01a0ae6d-1940-75be-aa18-2b658be65669 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011736
StatusPUBLIC

Content hashes

Canonical text31eb4ce7a0360844eba0d308f3fe7592c2b1647464924e7767b9e2db4452a45c
Markdown3be747a8ee6fcac7546b84d62f0d1888f512f3513c506ce3f7d25455152c5439
PDF
Publication page5e09ed6830676ab894eef34bd2ea5575675db55ade667a94ab57bacd400a3540
Manifest4a1865e5fbf28b07bc135a100299c1384d23bb3d34cb6f35da95783c283c5e40

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
SignatureeDy3w0KCv+eAcBKmXryDO3l6EEvqRE7sgkhBndVAKiOBcucz/ba5XbI+u0S/zZcD+Iu8k/gyun7q1sYJioWzCg==
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

2026-09-17T12:12:21.286431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011736
observed 5e09ed6830676ab894eef34bd2ea5575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:21.266801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011736/manifest.json
observed 4a1865e5fbf28b07bc135a100299c138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:21.247242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011736/publication.md
observed 3be747a8ee6fcac7546b84d62f0d1888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:21.227581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011736/publication.txt
observed 31eb4ce7a0360844eba0d308f3fe7592...
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.