OpenTechnical

OT-2026-000025368

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000025368) never changes.

Identity and time

Publication numberOT-2026-000025368 · never reused
Internal UUID01a0ae71-5fa7-74bd-a518-ac326248f964 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025368
StatusPUBLIC

Content hashes

Canonical text5f463b6b397b09910c20018f133ab0739c371ca52a3eb381c3f655d4b226c928
Markdown010a058f9085e7b19ca78a634a3c66204bdb42c5bb2f57218c0b3d037f6cb631
PDF
Publication page7bc8d544fab41e6bd589485b4c77c28813bd59c400798647c86dfa7b3eb553b1
Manifest7056827500435dffed83ecc03ab29cb755d6fd4bd082259db9f95085d24b5c15

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
SignatureInDP16vNGMzA9NhAhzV3d2+GFa0mum7cSyfnFZTqCWMB+zmgJ/UhH+iI31BB9hTMLcRCm70AQDzJ2L3xFv0NAw==
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

2026-09-17T11:47:25.741192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025368
observed 7bc8d544fab41e6bd589485b4c77c288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:25.724808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025368/manifest.json
observed 7056827500435dffed83ecc03ab29cb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:25.707856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025368/publication.md
observed 010a058f9085e7b19ca78a634a3c6620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:25.690601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025368/publication.txt
observed 5f463b6b397b09910c20018f133ab073...
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.