OpenTechnical

OT-2026-000012810

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000012810) never changes.

Identity and time

Publication numberOT-2026-000012810 · never reused
Internal UUID01a0ae6d-5563-7dc2-9730-ffa2fafe5dd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012810
StatusPUBLIC

Content hashes

Canonical text7a3a6fc8315addfffe50b5c55ef50a563804e8d58500fff7a15a1fc69ba45623
Markdownb9cd3562982cf481b7b46011b49381d9c7e08700c601ef7a7781312e0c1e1d74
PDF
Publication pagee83a1059a9f23bb5b2b6ca9f299616e4ba02ad6d4625926e9650ea586e8f7257
Manifestae0a78189c3ad141c6fd1e4195bf61407ee7dfaca3246f5c1f8c166c1d53d8ea

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
SignatureTVQvQ+/gMuEtA4SHM2KT93tAHi8sqW0jz0NvCIgNs+qD555yBf+8FfXIGXSBHMY+JRJtCV6wj5LgCDhchiz2Cw==
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

2026-09-17T12:10:32.453912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012810
observed e83a1059a9f23bb5b2b6ca9f299616e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:32.437600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012810/manifest.json
observed ae0a78189c3ad141c6fd1e4195bf6140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:32.419017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012810/publication.md
observed b9cd3562982cf481b7b46011b49381d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:32.400727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012810/publication.txt
observed 7a3a6fc8315addfffe50b5c55ef50a56...
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.