OpenTechnical

OT-2026-000065120

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000065120) never changes.

Identity and time

Publication numberOT-2026-000065120 · never reused
Internal UUID01a0ae8e-1df9-72cc-a032-b3bbb4a52f2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065120
StatusPUBLIC

Content hashes

Canonical texte21962c691dc9035d4ff22918908cd89912f6a1265340fdb6426266cf94e438b
Markdown7c0766c7ba1460705aacec9a5b8c954f021e6577b7aff4f9c8c0a97e23027b6a
PDF
Publication pageb6b30eee4d30f64002f15d7da7bc1e5079998694b7cb63ec55daaa6bd5c54b51
Manifest6171270f9055cd670d0075fc0e4b2669d31c6e91d421bf4f58e16d5653e33eed

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
Signatureo9CXt4Y4CPQbbbnQ1KTF/gl90z0tIilqiadHDAjAIMRPyKMa5kkR9WVQflyM+lP2F6JlR0efVjA7Nty4N8lqAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:56.863755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065120
observed b6b30eee4d30f64002f15d7da7bc1e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:56.847697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065120/manifest.json
observed 6171270f9055cd670d0075fc0e4b2669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:56.830918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065120/publication.md
observed 7c0766c7ba1460705aacec9a5b8c954f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:56.813743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065120/publication.txt
observed e21962c691dc9035d4ff22918908cd89...
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.