OpenTechnical

OT-2026-000065723

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000065723) never changes.

Identity and time

Publication numberOT-2026-000065723 · never reused
Internal UUID01a0ae8e-46fb-7156-8087-bfda522275c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065723
StatusPUBLIC

Content hashes

Canonical text7d3f30a922f3e19e8f65cc80b9615362b3029dedddb4bb7b9fcc6558fca8290d
Markdown14da49bf8f7772cb06fce5c7b2cc8828600f2b9779977e152b76e659da4cd31e
PDF
Publication page47c1d2195ada900c1245f6bb275079d51b63f43336ec80f25b346b99d738eecf
Manifest2e20f93723949378b8d6b0defe3082e176c2fbd319296841bd143f780accc86d

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
Signature1gK5GILVyqBQ1gAsBJnQEzxSwvsi1biLVf0iBN1LWXAigvkjYS5pmE5X5TS3Xnf1cZWhlA68ktMJ+zFbofDZDA==
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

2026-09-17T10:34:08.842582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065723
observed 47c1d2195ada900c1245f6bb275079d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:08.823181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065723/manifest.json
observed 2e20f93723949378b8d6b0defe3082e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:08.805813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065723/publication.md
observed 14da49bf8f7772cb06fce5c7b2cc8828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:08.780884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065723/publication.txt
observed 7d3f30a922f3e19e8f65cc80b9615362...
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.