OpenTechnical

OT-2026-000012394

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000012394) never changes.

Identity and time

Publication numberOT-2026-000012394 · never reused
Internal UUID01a0ae6d-39f6-73ef-9966-70f509c5b880 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012394
StatusPUBLIC

Content hashes

Canonical texteaaa9ee987fbb29dfe309642565864742d327608009990b864c6e562130af208
Markdownd5820250687be19a81462d2d418903433646d767fcc1432569722989779be22d
PDF
Publication paged1b5df25a86c0303abb5bbd3b90c4f0452c0e4f9098a4313a8e30e6aebe4c434
Manifestab5fa8b58ddc48018a0b0a6f3ed9670496c9079857f812e2a5c1c0c423831c40

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
SignatureaoPTt258KPMpAIvoma7WWMZKJ0S43C639WxY2gDhlAPyrq9rnLmeEp3itRsKv/08cTV/nNrBTi6cLlxZjwQqCA==
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

2026-09-17T12:11:53.111421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012394
observed d1b5df25a86c0303abb5bbd3b90c4f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:53.093406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012394/manifest.json
observed ab5fa8b58ddc48018a0b0a6f3ed96704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:53.073152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012394/publication.md
observed d5820250687be19a81462d2d41890343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:53.054915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012394/publication.txt
observed eaaa9ee987fbb29dfe30964256586474...
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.