OpenTechnical

OT-2026-000095792

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000095792) never changes.

Identity and time

Publication numberOT-2026-000095792 · never reused
Internal UUID01a0ae9f-fac6-7ea0-a177-701f4dfc6917 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095792
StatusPUBLIC

Content hashes

Canonical texte86c0805f64869c7ad24c56651275329588322db57c88e33c274b8861b2342fe
Markdown61b9e0ae623e9f3e435f14c1a04cd321b46084ae240df2fd8d528e29faf7ee72
PDF
Publication page8b072e5195c52e7cb33828f1d0d813e1e6bbf7396b1a10bbf10fff6ed04aa857
Manifestd86d9aabea13944f0e3911028f69d6595a99b5151243dc827649379d8b751e91

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
Signature7Zhj9OtO84SkUeSV9lo2k9vFWiTkZxNo/O8e4FiG9wDTYdGTLk3XfgJVuK2dyysOAivzj3ySIktHPmC+ImXCDw==
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

2026-09-17T09:35:51.746591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095792
observed 8b072e5195c52e7cb33828f1d0d813e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.728394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095792/manifest.json
observed d86d9aabea13944f0e3911028f69d659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.711607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095792/publication.md
observed 61b9e0ae623e9f3e435f14c1a04cd321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.692953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095792/publication.txt
observed e86c0805f64869c7ad24c56651275329...
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.