OpenTechnical

OT-2026-000034016

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000034016) never changes.

Identity and time

Publication numberOT-2026-000034016 · never reused
Internal UUID01a0ae75-df0c-711a-bc79-f1fdda722fe1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034016
StatusPUBLIC

Content hashes

Canonical text0a98724231aea984195ade3784947a28f4da620c9487c4f30cfa0f4172036b29
Markdown9737edddc347753692432b59c515970b522dff9b8804768d1bf76ae520c99290
PDF
Publication page72233680d4616438aaa771837073f2e0966befc4353094289b04f2ee99462392
Manifest9ca76c2cedfcedfa3ceca1624d8b4337e48bc706dde2dae696aea9796ef991e9

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
Signature2g38toRemuekGaZZqlaiNbslNSby0tamELoNDD9jppC4hIgbFEaLbKo3cYWhVgODGBCgmZFDMhrKxFIAcVB5CQ==
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

2026-09-17T11:30:14.353566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034016
observed 72233680d4616438aaa771837073f2e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.335736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034016/manifest.json
observed 9ca76c2cedfcedfa3ceca1624d8b4337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.312188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034016/publication.md
observed 9737edddc347753692432b59c515970b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.256548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034016/publication.txt
observed 0a98724231aea984195ade3784947a28...
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.