OpenTechnical

OT-2026-000095655

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000095655) never changes.

Identity and time

Publication numberOT-2026-000095655 · never reused
Internal UUID01a0ae9f-fac4-7f5a-ad62-c6cf4154e8b0 · 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-2026-000095655
StatusPUBLIC

Content hashes

Canonical text11acb0e6905de03744ae155313fb9985d85507bccadd51b52f91328318e62e79
Markdown3cb11b1be378fbdf455c2af789ab43d3fc7700af798200c38942e9d55f0a7ae4
PDF
Publication pagea6c0815a42359190ffa522505a773cd2ae0b6501ec61cfd42219fdfc7a0fed91
Manifest248db8f70cc57dfe8a07cb3d7832da3432e764eeb93b6fd87d13e559b5a4d2c8

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
SignatureaLJ3Aa/Z0yidIdZcj/8qtZEqFQYijTR5CrWTFKcSsdkJBr+ri6bHTi8iktbRzF5JZuPym/7+dpDfVEOL+8F8DQ==
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

2026-09-17T09:35:07.374480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095655
observed a6c0815a42359190ffa522505a773cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:07.357102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095655/manifest.json
observed 248db8f70cc57dfe8a07cb3d7832da34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:07.340089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095655/publication.md
observed 3cb11b1be378fbdf455c2af789ab43d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:07.322447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095655/publication.txt
observed 11acb0e6905de03744ae155313fb9985...
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.