OpenTechnical

OT-2026-000039599

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000039599) never changes.

Identity and time

Publication numberOT-2026-000039599 · never reused
Internal UUID01a0ae78-d8d4-7c2f-aae1-17ad0d0930db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039599
StatusPUBLIC

Content hashes

Canonical textc05d2d7e0eee3eb467f8544e2c24ca0e64b4eb20b622c53032d89f8b812e7352
Markdown711d228ccad88e85a7d4c1308c0fbd69bf88cf0b827e75293a02bd425643771d
PDF
Publication pageefd3026c8a677baebf5cec788ec742594fc7368111259278fa3e318831954f4b
Manifest046c24d075707e403528b17605c20065017ae145670ddaa5ab0c5f951b82fa34

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
SignatureNoYSCBpaVFSrMQbUmf1gVuwZQTDmlLzKb/uROp60vI8/Q317LmG1824dR56zVmzd5KAPJ/uFCSEvxHeK/FJ/Cw==
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

2026-09-17T11:19:45.581245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039599
observed efd3026c8a677baebf5cec788ec74259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:45.562462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039599/manifest.json
observed 046c24d075707e403528b17605c20065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:45.544954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039599/publication.md
observed 711d228ccad88e85a7d4c1308c0fbd69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:45.526358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039599/publication.txt
observed c05d2d7e0eee3eb467f8544e2c24ca0e...
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.