OpenTechnical

OT-2026-000016311

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000016311) never changes.

Identity and time

Publication numberOT-2026-000016311 · never reused
Internal UUID01a0ae6e-2d12-7c71-abc3-532faea9f573 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016311
StatusPUBLIC

Content hashes

Canonical textd9063f782f71a92c0cddd7121d5fd06bb96aa9ce92ed7b7f96e2a58f0342c8b3
Markdowne36d4e5086d37871d6e64572055c96708a717df91aa985ea79058c5bc2b795ed
PDF
Publication page28f93056b2097002fa6dd012c937d8e96f684c91024517cfd168734c74f66a47
Manifest41268c7acaba35b0c4618843c556136fd75682b5c21623c3ca304ba88e29c8d9

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
SignatureoZIPItAucvDJZhU2HRD5v57NgL6OgYM8TwE/lQ5573y1muSI1d/D8NzVF1jEqJ+B8+HpvraFKCpph5Qyxnq6AA==
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

2026-09-17T12:03:48.583558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016311
observed 28f93056b2097002fa6dd012c937d8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.564959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016311/manifest.json
observed 41268c7acaba35b0c4618843c556136f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.545303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016311/publication.md
observed e36d4e5086d37871d6e64572055c9670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.524777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016311/publication.txt
observed d9063f782f71a92c0cddd7121d5fd06b...
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.