OpenTechnical

OT-2026-000051015

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000051015) never changes.

Identity and time

Publication numberOT-2026-000051015 · never reused
Internal UUID01a0ae82-c7b4-7b10-9d7a-0fc97ad44387 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051015
StatusPUBLIC

Content hashes

Canonical text7e6e6b699d2e0e8e45879bc4b76bca954c96595bb4eaa3637f4bcd832b346285
Markdown240e93d78096f60c187325e66698bc07b7a0e0d356c0fb4e648432409ea70cba
PDF
Publication page40758e0b2ff0ec6ba4e9454a20160b1112cc716b0af5fb7ab3f6f41ee6073456
Manifeste521860c82690738cce17757154cedc6967026881ba3d88cafdc7ea61c097318

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
SignatureANiDJ2xciJsI6CoUsGeG6fxUyyO/ik/uvq4kwhmwwBVck3ga1xrdILeQWhJVddV64k6b2PVtkkeW9jwizXIBDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:00:55.113309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051015
observed 40758e0b2ff0ec6ba4e9454a20160b11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:55.093179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051015/manifest.json
observed e521860c82690738cce17757154cedc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:55.074440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051015/publication.md
observed 240e93d78096f60c187325e66698bc07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:55.054912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051015/publication.txt
observed 7e6e6b699d2e0e8e45879bc4b76bca95...
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.