OpenTechnical

OT-2026-000097548

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single 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-2026-000097548) never changes.

Identity and time

Publication numberOT-2026-000097548 · never reused
Internal UUID01a0aea1-55b4-7a77-8f56-0b9a219293b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097548
StatusPUBLIC

Content hashes

Canonical text60a366794225ac7e890a921eb8b457e89d4f7bc4000238660c9c8e3aff3a6cfd
Markdowne91d7666a8b66a387d0cb529df4867837c78e255b4de477d688620b758eee81d
PDF
Publication page7d9d6eb4a7fc83fbf34d7386593433dd0374c64aad1188f09f6b93e5252f6be8
Manifest6cb613f948e73527369a971120a2ab645d2891a544a00953ebaec31feeff9f0f

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
SignatureDntoPEwFY3Z3HOourpwaxSA4i9B3yzbOJuruF1JYAJFKY6AtVv/aw0rxx/qmJ6rTsp/ex03Kv8XZmbtN3tfNBQ==
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

2026-09-17T09:33:25.703414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097548
observed 7d9d6eb4a7fc83fbf34d7386593433dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.684933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097548/manifest.json
observed 6cb613f948e73527369a971120a2ab64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.667286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097548/publication.md
observed e91d7666a8b66a387d0cb529df486783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.650116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097548/publication.txt
observed 60a366794225ac7e890a921eb8b457e8...
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.