OpenTechnical

OT-2026-000097942

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000097942) never changes.

Identity and time

Publication numberOT-2026-000097942 · never reused
Internal UUID01a0aea1-92f7-730e-91d9-55cfc6142baf · 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-2026-000097942
StatusPUBLIC

Content hashes

Canonical text48abcc17e62f227089308056ff1b823a5c57909753ac3b7dc09a2bcf804fec28
Markdownd69ef51c57c8dafe3494b69c9a4cb36cba33ef471c7a17af6ac154245965a25b
PDF
Publication page6a772c11016b82147b134d7f903585853c4a3093b91a25244c6fa20512be5f67
Manifest29e6c52567ad3f7216812a85b603c82b7d80d697832e4b7d8aa3d6322380e17f

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
SignatureDJ51nuI/Avl2NGp5ILV3OXGoYetKJVyxXsGBdVvB4hUCCPETXxRtZ1bUe6oVPbuu9wHLGFt2Tbahi220cvauAg==
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

2026-09-17T09:33:04.601113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097942
observed 6a772c11016b82147b134d7f90358585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.583873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097942/manifest.json
observed 29e6c52567ad3f7216812a85b603c82b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.565433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097942/publication.md
observed d69ef51c57c8dafe3494b69c9a4cb36c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.547133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097942/publication.txt
observed 48abcc17e62f227089308056ff1b823a...
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.