OpenTechnical

OT-2026-000014857

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000014857) never changes.

Identity and time

Publication numberOT-2026-000014857 · never reused
Internal UUID01a0ae6d-d094-7191-9354-8ab3af011549 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014857
StatusPUBLIC

Content hashes

Canonical textec13eea17f20bb2e3eabbb6b20b8b5b92aa71a00ba2ee58b540b9dff599b2c70
Markdowncba363e33fb61bc757fb347c079220dbfbe92ad648edd238357106d8f5f7bc6f
PDF
Publication page6a039147b2aea740f3251e6ba33091f934986daec68f2229840e495f17e2552c
Manifest63b2caaaad1aad32742d17be70399b6c71ffc6f522f35642eb3b2069868426ed

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
SignatureZP6i9C8JJN9YzVDJw4r4RVkY4YJ2/3Vgl7Mm7PaG8P4oy329OANIX+8YD0dIU32QswmG0xtvv3kB2sLgZGbeCQ==
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

2026-09-17T12:06:46.443443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014857
observed 6a039147b2aea740f3251e6ba33091f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:46.424131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014857/manifest.json
observed 63b2caaaad1aad32742d17be70399b6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:46.403142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014857/publication.md
observed cba363e33fb61bc757fb347c079220db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:46.383986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014857/publication.txt
observed ec13eea17f20bb2e3eabbb6b20b8b5b9...
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.