OpenTechnical

OT-2026-000097757

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three 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-2026-000097757) never changes.

Identity and time

Publication numberOT-2026-000097757 · never reused
Internal UUID01a0aea1-92f5-7cc5-870b-889475aaa1f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097757
StatusPUBLIC

Content hashes

Canonical textebd4823e39ade0cc62f8435894c821299377934f701897ff1b985c056988ac92
Markdownf0352b71fc35e728337941d7cd75e93e16f66cebf5751d7cfbc1f07ff303f210
PDF
Publication paged30315cbff6864b3149485cc5ee76940289bb57e6f495cfb8121ba1c785cb52a
Manifesta402406d86c28b020e756f7af1129f9d4fd8416bafe2839345da1b98bff28d2e

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
SignaturepldSD7ZOuTGXAC+2WM+0+BVZMFtG6cEbEvkSjdbiXIaha7uOgCwLFYbxDuyyViZrkE5lFPYiVvjGu4HZjBJ7DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:49.405274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097757
observed d30315cbff6864b3149485cc5ee76940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:49.374863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097757/manifest.json
observed a402406d86c28b020e756f7af1129f9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:49.346795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097757/publication.md
observed f0352b71fc35e728337941d7cd75e93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:49.319209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097757/publication.txt
observed ebd4823e39ade0cc62f8435894c82129...
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.