OpenTechnical

OT-2026-000098343

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000098343) never changes.

Identity and time

Publication numberOT-2026-000098343 · never reused
Internal UUID01a0aea1-e965-702b-86d8-3ea20ec1ab4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098343
StatusPUBLIC

Content hashes

Canonical texte5f5f24155363eb45119a03d1380e70f9d11d46114da9e2499d2aeabac29aeb5
Markdownd0b746e5f8589db05196ded51628e7bc09f86790a4cd8b5e18c1e995f7fd1395
PDF
Publication pageb153a982aeea50c97576f47e7174a861cfcb84933d7159e4f4c3f0dd1c84a619
Manifesta972f3896500e515ade264b1e438fb4918ce8dac6e5617deca29fdd698d111b8

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
SignatureIKEes5Zg6/x9tQBQI33aC1kBndiueSlt0ElYhwr3IofWzmO/2qMnibRwW0pJMq2+Pi2HuL/XT3qqU0oOStC5Cg==
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

2026-09-17T09:31:33.668523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098343
observed b153a982aeea50c97576f47e7174a861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.649605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098343/manifest.json
observed a972f3896500e515ade264b1e438fb49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.629913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098343/publication.md
observed d0b746e5f8589db05196ded51628e7bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.611360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098343/publication.txt
observed e5f5f24155363eb45119a03d1380e70f...
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.