OpenTechnical

OT-2026-000023625

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained 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-2026-000023625) never changes.

Identity and time

Publication numberOT-2026-000023625 · never reused
Internal UUID01a0ae70-aed3-75ce-8921-952036bec9ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023625
StatusPUBLIC

Content hashes

Canonical text201ad16f05aeefac414d000672188d26107906f0ade566f816e79ee76110c6a2
Markdowne03a54c16dc6ba6427b7bbbece6e8e945d9416dc7fe18abafdc6777d17ca509d
PDF
Publication pagebbd34ca5bd4b8802dcc5abd077104ebed67e9326d380beb35d0086abb2d9256d
Manifest8088610436b02a16cf84c9950c79166dd73b1f061df7de99c21ffac7ce4807c2

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+/2VlLuesjAu6tJyu3xt80P57fyqeaOpfIKuYRaG05hV5ICSY+vHAifvED8K8sMyOyuNLtTWoArP1sfN7cXnDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:49:49.853374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023625
observed bbd34ca5bd4b8802dcc5abd077104ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:49.836553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023625/manifest.json
observed 8088610436b02a16cf84c9950c79166d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:49.819506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023625/publication.md
observed e03a54c16dc6ba6427b7bbbece6e8e94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:49.800908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023625/publication.txt
observed 201ad16f05aeefac414d000672188d26...
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.