OpenTechnical

OT-2026-000044675

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000044675) never changes.

Identity and time

Publication numberOT-2026-000044675 · never reused
Internal UUID01a0ae7c-39da-701d-89e1-a18850430b2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044675
StatusPUBLIC

Content hashes

Canonical texta0886a232454323a3a719277efea1776ec0b2b412d963f7c681ded828a1da267
Markdownf743282f3b198122464279b37ebf8e1b39cb7958665be880d938994bf4af45c7
PDF
Publication pagee0b6c9045b2b120e7d34c29c99c02347ca4da37a04cd9fe915313c42e8e9584e
Manifest7674ea675d0e163ef945d4df5a18d2e3256c6d07c030dd6315c4a92fa9898835

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
SignaturetQYNMoWNWsn3Maj5u+Ul1WdV+y3Y3wacvQ/6LqhhNFtULeGcyrwctj+HzNBww1nFFguG9n1nyae/ZEtnMAxrBg==
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

2026-09-17T11:11:55.640629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044675
observed e0b6c9045b2b120e7d34c29c99c02347...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:55.620774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044675/manifest.json
observed 7674ea675d0e163ef945d4df5a18d2e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:55.602348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044675/publication.md
observed f743282f3b198122464279b37ebf8e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:55.585587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044675/publication.txt
observed a0886a232454323a3a719277efea1776...
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.