OpenTechnical

OT-2026-000036483

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000036483) never changes.

Identity and time

Publication numberOT-2026-000036483 · never reused
Internal UUID01a0ae77-46e6-7626-b804-4ea500806373 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036483
StatusPUBLIC

Content hashes

Canonical text984eb73a64e786332aa14b2401e328d54afcab72fae5172d293f18133ba703fd
Markdown06d4e5d1410310c6831c03669418542d7d7a00793199122d9cde5ce040df1c6b
PDF
Publication page8859224c1c897347d0cfba42fa7ade0a026c4d5f4732d69eeed47ec6bd6d3499
Manifest8ecd5e010165215e91242c1d85b238acb251f4308927fed762e23bf74cfebb6f

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
SignatureHSR65wGeDiDZ2yy8pNqidBuuchGIQiE6q7ypPLg1xGER7vA+IGEVrSjvqcDNUOzIOrkVkTih4edxV1TnESQvDw==
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

2026-09-17T11:25:10.220878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036483
observed 8859224c1c897347d0cfba42fa7ade0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:10.204997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036483/manifest.json
observed 8ecd5e010165215e91242c1d85b238ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:10.188121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036483/publication.md
observed 06d4e5d1410310c6831c03669418542d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:10.170489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036483/publication.txt
observed 984eb73a64e786332aa14b2401e328d5...
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.