OpenTechnical

OT-2026-000016453

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000016453) never changes.

Identity and time

Publication numberOT-2026-000016453 · never reused
Internal UUID01a0ae6e-2d13-736f-a726-b36e9eb67738 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016453
StatusPUBLIC

Content hashes

Canonical text3d64137a9be52e684b2950b0376de03331c5ea2bf47a9d8190f8055e76211543
Markdownc3572e3f2391f42e18596f6b43a1b542963e8c64edca0c1ccfa5d38cd39b2549
PDF
Publication pagef78c2d0c428335e4f5e09abb4a87cdca4b5c1983117613c8987f87ee4d9a14ab
Manifest06ae8aa06bfab6beff6ab15322a46f1b877e3aafa90e13b5cb5ff338e1350e0c

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
Signature+NbhUvkDSC+2SeYRhltDefe7U9cXqz3YANUW6ukT6BqEuhJeMPskouyzieDgZlYCdjsELHWqxeN6Uo9Rnk6bAg==
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

2026-09-17T12:04:38.775869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016453
observed f78c2d0c428335e4f5e09abb4a87cdca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:38.757175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016453/manifest.json
observed 06ae8aa06bfab6beff6ab15322a46f1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:38.738629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016453/publication.md
observed c3572e3f2391f42e18596f6b43a1b542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:38.719359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016453/publication.txt
observed 3d64137a9be52e684b2950b0376de033...
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.