OpenTechnical

OT-2026-000101456

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000101456) never changes.

Identity and time

Publication numberOT-2026-000101456 · never reused
Internal UUID01a0aea4-0e14-7845-b826-05ffad3cf4f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101456
StatusPUBLIC

Content hashes

Canonical text57b58e7f4551797302eb8e020066f1c742f8cef067977ad8f4fe98935402240a
Markdownd052e3f396faf4f3f10a9f4dcce55f1007c9b181ada5b339ac05987ac558bb85
PDF
Publication page51ccfb022cc3af674e95edcf040aed94fff7c49da1aa08efdf363e0d3b132137
Manifest68fed86fa1b41e905e1020dc52d8fb0b0dffec88061c10b45b05f9c71073471b

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
SignatureNwbI5iaxvs+BUd/FJDX1HI/z4lJY1PNCA1MlCIfhzcSQqGc8/te+ykGRTsKrGVbjVA6//GoEwOPJYa8Bzw2GBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:01.814993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101456
observed 51ccfb022cc3af674e95edcf040aed94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.796299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101456/manifest.json
observed 68fed86fa1b41e905e1020dc52d8fb0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.777479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101456/publication.md
observed d052e3f396faf4f3f10a9f4dcce55f10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.758696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101456/publication.txt
observed 57b58e7f4551797302eb8e020066f1c7...
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.