OpenTechnical

OT-2026-000032724

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000032724) never changes.

Identity and time

Publication numberOT-2026-000032724 · never reused
Internal UUID01a0ae75-1071-759f-bdb7-c0f1f764835f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032724
StatusPUBLIC

Content hashes

Canonical text2b8223d092534f35ebc54591585a2d7c486a5db01ea8fe9fbbebf1ef3b4201bf
Markdownb95cd324d048b8032d7fc2e4d57a0daa66f747ea8deebb9242b41b2a93c6f6c0
PDF
Publication page012d8a1a1c4114798f85e47657eeec23602a6c2910a67fdc1a00011f3cdf1550
Manifest3f994f02a29f7315b35e8d87a6ffd2df8013ea5602b688a0f7fe506f5968c969

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
SignatureLgwSe0udRGNAhf6eQNmfYpWUubA7WAWBvveWKV0lBFPNyoS744ZDuOHwx4BUYQTKj1FY3ceh2VvSIwHQFG+fAg==
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

2026-09-17T11:34:20.560416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032724
observed 012d8a1a1c4114798f85e47657eeec23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.544548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032724/manifest.json
observed 3f994f02a29f7315b35e8d87a6ffd2df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.527359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032724/publication.md
observed b95cd324d048b8032d7fc2e4d57a0daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.509379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032724/publication.txt
observed 2b8223d092534f35ebc54591585a2d7c...
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.