OpenTechnical

OT-2026-000016772

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000016772) never changes.

Identity and time

Publication numberOT-2026-000016772 · never reused
Internal UUID01a0ae6e-5919-7076-a172-69a893ff722c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016772
StatusPUBLIC

Content hashes

Canonical text9adb0ab8d959fe929d85a07529bbe3ca517176600780fd49a618245b8aa7b528
Markdownb176e0c9ff43f668a7f80ede9285273aeff8413bd8c721e346895e00d447f964
PDF
Publication page95dae7ac97536b6c9c67d77e95feb30bbb712a37ef4e7c9f300665eb27c54308
Manifestcdea59322cf8d9a9024c4d0cb09fa08695f4a94c2f567e4743b0fbc87b8568cd

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
SignatureW7YJobGHmWvNRaCByLrhhDI0DUvl5o4niXB10nS2zzvOjLmICXzv6HxxQTrFZjESDIuBcuiDHO4VcU3Aa7VTCw==
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

2026-09-17T12:03:00.816772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016772
observed 95dae7ac97536b6c9c67d77e95feb30b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.801415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016772/manifest.json
observed cdea59322cf8d9a9024c4d0cb09fa086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.785408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016772/publication.md
observed b176e0c9ff43f668a7f80ede9285273a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.769911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016772/publication.txt
observed 9adb0ab8d959fe929d85a07529bbe3ca...
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.