OpenTechnical

OT-2026-000007589

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000007589) never changes.

Identity and time

Publication numberOT-2026-000007589 · never reused
Internal UUID01a0ae62-4df8-7510-8c2a-0570d8a9ed6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007589
StatusPUBLIC

Content hashes

Canonical text9e6b4d6fe3aea4c0e5de15dbb718657139dcc0195861bacb334686a416f2debf
Markdown4ba1adc10e50838a07687f0e91c929aa03922fcbb5ef9667f40cd995619c951b
PDF
Publication page83328006bfccb706f32d196b4095d9a45e3c82652110904c0717e2395bb585a7
Manifest93cc5bf0c8b158b546064bd55b87f2bb962bf22239b4f632dfd4aa51cfe66d76

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
SignatureP91Ktxr6FhUy4/QskheQU+8RNGWanHnsM7Lnswj+WRj+IhRRm/KZ2AcxuNgCZYWbcIf1nhD4mldDETYrWukNAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T12:20:53.764841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007589
observed 83328006bfccb706f32d196b4095d9a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.747435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007589/manifest.json
observed 93cc5bf0c8b158b546064bd55b87f2bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.728981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007589/publication.md
observed 4ba1adc10e50838a07687f0e91c929aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.707632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007589/publication.txt
observed 9e6b4d6fe3aea4c0e5de15dbb7186571...
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.