OpenTechnical

OT-2026-000019496

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000019496) never changes.

Identity and time

Publication numberOT-2026-000019496 · never reused
Internal UUID01a0ae6e-f393-7b10-a7f7-77280242c85e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019496
StatusPUBLIC

Content hashes

Canonical text017e342edd867126b686315cb11eb880dae3ce2a0a5e71351a4de21c068d62bb
Markdowna69e68feba6f95d95fadf53fdbf154aa76666399e3459c52c835557888075fbb
PDF
Publication page69cb348328e69ae8ea10c78572d3da12d98b7311aae62f525baaad39acec667c
Manifest0697033a3f9bcb32fcaf4195d802a2464d3a54e40ae72818e572cdc36b4bd182

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
SignatureXn+34cSluKl/GT8xPQh1VaT9ZJ9PoGF9oAFWC6ImhNB5zYt1Rw/BI5dRHKHWvqGSu7cWnDKIfk1/WO3O3doKBQ==
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

2026-09-17T11:58:55.441986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019496
observed 69cb348328e69ae8ea10c78572d3da12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:55.422403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019496/manifest.json
observed 0697033a3f9bcb32fcaf4195d802a246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:55.402949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019496/publication.md
observed a69e68feba6f95d95fadf53fdbf154aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:55.384651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019496/publication.txt
observed 017e342edd867126b686315cb11eb880...
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.