OpenTechnical

OT-2026-000038570

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038570) never changes.

Identity and time

Publication numberOT-2026-000038570 · never reused
Internal UUID01a0ae78-2d54-712a-94bb-fc63de2b32d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038570
StatusPUBLIC

Content hashes

Canonical textca3951a5d241e7c97d622183765ef478c587b5fadf1e1c7f18652708f1a23879
Markdownc93f0ea630d462fc96df017d1018dc60e3fff399ce5a4f1cafa7bdd454cae309
PDF
Publication pagefc948475549cb7a7c6a36411435721243431cfe3df4b06791429b7f9c8377795
Manifestfd9b7979cb3cd032c85fcc838621e6614af4953ad669931b6b1050063e9a6f35

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
Signature/GusvLqw8xl9WXIxa0XvpIP1AO/XOF/4OCon+JQ9qxuLFLVxvwTh1fdu2eHtM6kej0czwIsgbK4HICxup6dXCQ==
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

2026-09-17T11:22:50.376201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038570
observed fc948475549cb7a7c6a3641143572124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:50.358406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038570/manifest.json
observed fd9b7979cb3cd032c85fcc838621e661...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:50.340263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038570/publication.md
observed c93f0ea630d462fc96df017d1018dc60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:50.324153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038570/publication.txt
observed ca3951a5d241e7c97d622183765ef478...
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.