OpenTechnical

OT-2026-000098579

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, supply line 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-2026-000098579) never changes.

Identity and time

Publication numberOT-2026-000098579 · never reused
Internal UUID01a0aea2-42ac-7694-89b6-2f224a2ebcb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098579
StatusPUBLIC

Content hashes

Canonical text101a99032269eabe241f34404bc0545389edbbf72693d887c073d42c0df6ab81
Markdownc0a487d8d4e1da83631eb7d774f022a12cc06b529cd2ba879f18be92670aa926
PDF
Publication page81eabfc56af6b979a4aa8d3714d352926a5e47685e2ad096b38f756fa2796381
Manifest7ab0067b175c99da4913a61ff11898714d87ced281d32d517a4bdd2d44984f03

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
SignatureLxu633ClCce+49blH6lM8iCnEM1SiC4nL1GA8uk/M8NXUPbs0gTsegbmt7HQGrcDEXPtHTbfdvT56i3zP+/uCw==
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

2026-09-17T09:30:50.639821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098579
observed 81eabfc56af6b979a4aa8d3714d35292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:50.622619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098579/manifest.json
observed 7ab0067b175c99da4913a61ff1189871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:50.604243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098579/publication.md
observed c0a487d8d4e1da83631eb7d774f022a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:50.585263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098579/publication.txt
observed 101a99032269eabe241f34404bc05453...
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.