OpenTechnical

OT-2026-000011108

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000011108) never changes.

Identity and time

Publication numberOT-2026-000011108 · never reused
Internal UUID01a0ae6c-540f-7f94-b143-2fb937691897 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011108
StatusPUBLIC

Content hashes

Canonical textfd2df8eb5fff21cf0b43814d7cfa0d78d7ffd6509beb6454c1e6f30264ea6fb5
Markdown13b32663d41236ec2026bcd62c900c9b30ae2dcf2d4a38b9b75058469eea69d5
PDF
Publication page77f751405524bb361ddcb3664f3691af723ff4b252074713776f37a7bdb6145a
Manifest71449d2942989fdc3b1a2266c3be3e024c9fd0b28ab661fd9211e67378dd9e03

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
SignatureJE4eEOpx0Ui3GoSXmcyEjxVtycYxR7C1ceP5WFrL7gLmchFb36zv1KIr25PvmtDA5soNk6dAaY/pkI0Pz+X6Bw==
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

2026-09-17T12:13:57.384180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011108
observed 77f751405524bb361ddcb3664f3691af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:57.367245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011108/manifest.json
observed 71449d2942989fdc3b1a2266c3be3e02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:57.347823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011108/publication.md
observed 13b32663d41236ec2026bcd62c900c9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:57.329395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011108/publication.txt
observed fd2df8eb5fff21cf0b43814d7cfa0d78...
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.