OpenTechnical

OT-2026-000016905

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000016905) never changes.

Identity and time

Publication numberOT-2026-000016905 · never reused
Internal UUID01a0ae6e-591a-795d-bf1f-fbc593b255f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016905
StatusPUBLIC

Content hashes

Canonical textd569c6d1895466a7785d5e3a5e70ec1439b04de9833f700ad943e500b1434528
Markdowna6305f363573f033ddad70d69946a35934b10c58e9314d5012cb1bffe46b80ad
PDF
Publication pageabad44d191c54120d89a87e41cea187a388e8f39d438451f13e5f6b463c95611
Manifest232b27988f4c9b81b68dc9e142cfdc1543624d79a7c770753e9d517e232a3056

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
SignatureMebjfXzSihZyHWUdfkcksoIT1PRXRSs4b7TXoeEhzytd/tICEU4rxuyTs3Kjg4G8+Yb2t7UvFE++MPegZ60tAw==
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

2026-09-17T12:03:10.983246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016905
observed abad44d191c54120d89a87e41cea187a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.965881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016905/manifest.json
observed 232b27988f4c9b81b68dc9e142cfdc15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.948366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016905/publication.md
observed a6305f363573f033ddad70d69946a359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.929370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016905/publication.txt
observed d569c6d1895466a7785d5e3a5e70ec14...
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.