OpenTechnical

OT-2026-000093860

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six 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-2026-000093860) never changes.

Identity and time

Publication numberOT-2026-000093860 · never reused
Internal UUID01a0ae9e-92c7-713c-b85c-d4b39cca02f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093860
StatusPUBLIC

Content hashes

Canonical text180ca5edf949ca5274ec284c1f9a56c13027dfe636d79275228a0d304efb9bda
Markdown5cad040a75269d5d7311572b4dfe3119dc7b29df69141a67d42d76f7d7b00d69
PDF
Publication pagecf43daf42e7274d8ef3d4d3c9388c2257e0acbac9cc67ae5be7a0403ebb4e31b
Manifest69b074ca7f2d98207a341101be188f119246393d51a48dbf43225b54bb448187

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
SignatureyIK1IO0+2jnap9C/R/eW7v/QlwSUhUqmvv9KbNQf4+wUavX7gsC3ClHBVKTMLN7uNNHjTFYrv11nxHJ/bSjzCQ==
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

2026-09-17T09:38:07.128168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093860
observed cf43daf42e7274d8ef3d4d3c9388c225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.110750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093860/manifest.json
observed 69b074ca7f2d98207a341101be188f11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.092793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093860/publication.md
observed 5cad040a75269d5d7311572b4dfe3119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.075864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093860/publication.txt
observed 180ca5edf949ca5274ec284c1f9a56c1...
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.