OpenTechnical

OT-2026-000036539

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000036539) never changes.

Identity and time

Publication numberOT-2026-000036539 · never reused
Internal UUID01a0ae77-46e6-7b75-be14-8b827502ed96 · 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-2026-000036539
StatusPUBLIC

Content hashes

Canonical text60f5e2556afbcecec7afd0a962caeb929d3216f822b63f6e643378091dfc0e6f
Markdowncf26af63755469c801f979215ab56b17de67516f7148b646a0c54e908c77e7ff
PDF
Publication pagee5c01d37b25bad42a7516d6bc36921df1cfbc677658167a3fdeb739e3896aabb
Manifest2bcba8db98039e0695ddbc0cc522547d9af988b9b677baa483c9ca4b958e90c1

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
SignatureWv2nSghik53hkOMS4IaehFuc4dhDWzgN0eZjDY9Fy1raA+WThhIPUxVClxuB9267TbIHw/flnaylb52L6vhDAA==
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

2026-09-17T11:25:45.376679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036539
observed e5c01d37b25bad42a7516d6bc36921df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.361290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036539/manifest.json
observed 2bcba8db98039e0695ddbc0cc522547d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.345999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036539/publication.md
observed cf26af63755469c801f979215ab56b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.328829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036539/publication.txt
observed 60f5e2556afbcecec7afd0a962caeb92...
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.