OpenTechnical

OT-2026-000014540

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000014540) never changes.

Identity and time

Publication numberOT-2026-000014540 · never reused
Internal UUID01a0ae6d-b27b-7216-a7c0-0e86ba697aee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014540
StatusPUBLIC

Content hashes

Canonical text7d26f1052fca7f0c2bb19b70c9d95faab32fefe03b13312f2ad93d4fc2df86a6
Markdown74afe346b116a2ce091edc27f6f225b164b66fca449b222b5ceee0589470a94e
PDF
Publication page448acd7fdf222711b08aa100438d593aa51770bfcecfe05796653a320a3b7260
Manifest98fc6987fa2f1e0c0c0cee46221d376861063da377a62f18c664975cc24d00cd

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
SignatureQilfAhQImFm/p523iZgG/iFjIJI9HE1AYUxJyQ0Qvct0ghbApWdAFKSPT1wuHZuQglL59FGFoFBsXLSZMhS6Cw==
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

2026-09-17T12:10:23.255406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014540
observed 448acd7fdf222711b08aa100438d593a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:23.233579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014540/manifest.json
observed 98fc6987fa2f1e0c0c0cee46221d3768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:23.212189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014540/publication.md
observed 74afe346b116a2ce091edc27f6f225b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:23.192985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014540/publication.txt
observed 7d26f1052fca7f0c2bb19b70c9d95faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:26.399886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014540
observed 448acd7fdf222711b08aa100438d593a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:26.383686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014540/manifest.json
observed 98fc6987fa2f1e0c0c0cee46221d3768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:26.367215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014540/publication.md
observed 74afe346b116a2ce091edc27f6f225b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:26.348961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014540/publication.txt
observed 7d26f1052fca7f0c2bb19b70c9d95faa...
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.