OpenTechnical

OT-2026-000095525

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000095525) never changes.

Identity and time

Publication numberOT-2026-000095525 · never reused
Internal UUID01a0ae9f-8f74-7c52-84b9-d9aadca28fe9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095525
StatusPUBLIC

Content hashes

Canonical text5c6660aef5ed489871be58c54c22a702206ed2894f0fa36d2086c7229ad9fee3
Markdown9258926c1c2a25d03ca095f2d4315b6cb9038ddb0868da9810666120507a2c60
PDF
Publication pagea86b606564d4b9d10536c526096075b1cfe74c9a119f0e79ad4399c1db2d439b
Manifestbdbd9476345e3e3d6a0dbcc9442b02528fb59d6cdb33a8f110335aca3d7ae55b

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
SignatureC0W4ec0LmB/TSMQ5eHpIGn1hFdfkpEHk6as4zhEnqE4H3bKVluwsU24zzaZHBh0Sqdrzy/yAGLlaJ+yJzbU/DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:56.078132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095525
observed a86b606564d4b9d10536c526096075b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.062939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095525/manifest.json
observed bdbd9476345e3e3d6a0dbcc9442b0252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.048546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095525/publication.md
observed 9258926c1c2a25d03ca095f2d4315b6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.032373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095525/publication.txt
observed 5c6660aef5ed489871be58c54c22a702...
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.