OpenTechnical

OT-2026-000065391

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump 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-2026-000065391) never changes.

Identity and time

Publication numberOT-2026-000065391 · never reused
Internal UUID01a0ae8e-46f8-7718-bee7-f560d6564784 · 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-2026-000065391
StatusPUBLIC

Content hashes

Canonical text413ae2f06f6c8488e1cec2a35b2a2d7133c933be4c2a3fe77e32dfc669471410
Markdownf33d301c8df564f61c08a8ffcb6486e526b24af779ae4466c8b13217b947fdb0
PDF
Publication page3485f80bff3682400092b264e025e5255701ea89afd42b6422f0e833cd8b3c08
Manifest75ff2f00e80667a4b92e7fc503506dc289972cc1914895eca878469c6e6db500

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
Signature5NCqMwelE8Kc+KnhwPJ7eSKVHg7A6KRJpRg4IXCCoxwhQhAlm53zvhual6NC8e0xj9kG7e2m3J/JUikBRqfQAA==
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

2026-09-17T10:33:38.956927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065391
observed 3485f80bff3682400092b264e025e525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:38.938104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065391/manifest.json
observed 75ff2f00e80667a4b92e7fc503506dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:38.918896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065391/publication.md
observed f33d301c8df564f61c08a8ffcb6486e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:38.901867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065391/publication.txt
observed 413ae2f06f6c8488e1cec2a35b2a2d71...
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.