OpenTechnical

OT-2026-000030986

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000030986) never changes.

Identity and time

Publication numberOT-2026-000030986 · never reused
Internal UUID01a0ae74-3fb7-7023-9c8b-7ff866646a5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030986
StatusPUBLIC

Content hashes

Canonical text5974d7bbf0c5ef52a344a247339800ca6b4a0453d5c7c40d49fe88cc469bc326
Markdownfbc170ebb39d4ff742f9fef978f8ace174342c533e806a3865b3f60a0c8509ad
PDF
Publication page0cdb8e9522ad3e3aea3f580d833ba90ddd81685adec16202293167cc5631d174
Manifest35a2094d8de093280e7c6d42a5e81a86f511432cf04e42be7d85fe0396f306c5

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
Signaturef2+CtWo/hydusdgudqlXUyvlzCXsA2GBdZKThDY5MVCJNMLWGQexY1RPHhmREiTtDK/pMz0pMSWrldCbUrkYCg==
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

2026-09-17T11:36:59.792598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030986
observed 0cdb8e9522ad3e3aea3f580d833ba90d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:59.774931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030986/manifest.json
observed 35a2094d8de093280e7c6d42a5e81a86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:59.755558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030986/publication.md
observed fbc170ebb39d4ff742f9fef978f8ace1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:59.738341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030986/publication.txt
observed 5974d7bbf0c5ef52a344a247339800ca...
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.