OpenTechnical

OT-2026-000097758

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

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-2026-000097758) never changes.

Identity and time

Publication numberOT-2026-000097758 · never reused
Internal UUID01a0aea1-92f5-7134-96af-79b424ec4f65 · 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-2026-000097758
StatusPUBLIC

Content hashes

Canonical text651f9c7d8f43b9164983d3353924aa90e63710731d97c60d5082bebf25b7b944
Markdowne00fc41344b35bde86c8f39f27dcd97a6cc739767e1e76b9af776e338300170a
PDF
Publication page0f1e76173e1b62b5ae8ad52f0302ac228f84e7ca3fd0ceaa20a6d42654cd02db
Manifest474059d12e30f2dc8b16fcf23c2190c332c40bac0242acb5d3ed7699bc49d82a

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
SignatureqCvGHYBXuKdSo1gjiZAgeC9BAuqHDKtSsIk0xZbpTILajDbs1KQBJXZiP2t53GZ2FTD9Bn9EJFppmv70CVPXAQ==
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

2026-09-17T09:32:49.707609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097758
observed 0f1e76173e1b62b5ae8ad52f0302ac22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:49.678572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097758/manifest.json
observed 474059d12e30f2dc8b16fcf23c2190c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:49.570261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097758/publication.md
observed e00fc41344b35bde86c8f39f27dcd97a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:49.441877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097758/publication.txt
observed 651f9c7d8f43b9164983d3353924aa90...
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.