OpenTechnical

OT-2026-000069357

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000069357) never changes.

Identity and time

Publication numberOT-2026-000069357 · never reused
Internal UUID01a0ae90-b529-713b-8922-8be1401b220f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069357
StatusPUBLIC

Content hashes

Canonical textbee085f1dcb2f237ffed207c1069d246cc08de31cac233af1180d74f4bd69ca3
Markdown32c0a3f47a2a8f3c727a5dd104e1198dbbbc3fbd798fcffd6e19b66b6463c96c
PDF
Publication pagebbf03ec758f45d98590494e09934abda405b2135f7b05fab6bf515f87eb3c6b6
Manifesta7d3c3ebda574d8c6d6ba72d280b035de0a74654bf05ebabc7dcd0d0891fc81e

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
Signature/nRQ8qjZ2q92iVrB+LhkI/laxKEcKonoCTcOHovjK0jN3yYT7wE2irogC0m3az8OZAtn9pF3F6Ub2Hfrr1XlCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:16.158670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069357
observed bbf03ec758f45d98590494e09934abda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.123460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069357/manifest.json
observed a7d3c3ebda574d8c6d6ba72d280b035d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.100847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069357/publication.md
observed 32c0a3f47a2a8f3c727a5dd104e1198d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.083078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069357/publication.txt
observed bee085f1dcb2f237ffed207c1069d246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.021824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069357
observed bbf03ec758f45d98590494e09934abda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.003444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069357/manifest.json
observed a7d3c3ebda574d8c6d6ba72d280b035d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:56.986914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069357/publication.md
observed 32c0a3f47a2a8f3c727a5dd104e1198d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:56.969020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069357/publication.txt
observed bee085f1dcb2f237ffed207c1069d246...
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.