OpenTechnical

OT-2026-000039512

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000039512) never changes.

Identity and time

Publication numberOT-2026-000039512 · never reused
Internal UUID01a0ae78-d8d3-7465-8885-8942ce972fe9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039512
StatusPUBLIC

Content hashes

Canonical text356a8fd9abf8ff41001617563dfe361c97a34b0d7b278c1231ca584bb03e526d
Markdown3535dceca948941bd6d6b3bc5e15654d1930a95d217253d54aa36f5e813c9821
PDF
Publication pagec3aa87df7f3fdc9c3fd498a5d9e2a1ca5cdd95b869aea81ed362b2234afd0d46
Manifest5e84e3b267b8e5a105956f412116fa848ed0106431acbe2c2c9c8b65fe67295a

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
SignatureFySy7w9kB6Cd2fYen+uxKZ194+FPTeK0HIxHA9IbN4W6eLdb6BqhaQdwJWJNuBB+6I8lG2HWwhULFoO83Q9oAA==
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

2026-09-17T11:19:38.907323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039512
observed c3aa87df7f3fdc9c3fd498a5d9e2a1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.887166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039512/manifest.json
observed 5e84e3b267b8e5a105956f412116fa84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.871813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039512/publication.md
observed 3535dceca948941bd6d6b3bc5e15654d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.852961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039512/publication.txt
observed 356a8fd9abf8ff41001617563dfe361c...
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.