OpenTechnical

OT-2026-000035121

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000035121) never changes.

Identity and time

Publication numberOT-2026-000035121 · never reused
Internal UUID01a0ae76-6a1d-72c3-adec-09d98bd69fb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035121
StatusPUBLIC

Content hashes

Canonical textcea0febf6ff77090b31a06ea2ee3a504d4357776420ec2a9ac2002469fd19ad7
Markdowna01018a105ac91c58f13b647a1ec3a608b98a53f87890076226aa25ae180dd5b
PDF
Publication paged9588d763954fb368c2836ef5fb91675e13b18c1186a8f5dcaa7fa777641e352
Manifestd4ce6dcfa71c465ccf47a08d2145b0e967b639c33911c27621715c727872344f

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
Signaturez2xNuWFzzdZZXfDIJLIwyG/iVLclMhySiJaUcnU5tIy3uq6Ilj7HCN4wSNwIG+ebA/BaFtJZB91NNsUKkm7YCA==
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

2026-09-17T11:28:12.134989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035121
observed d9588d763954fb368c2836ef5fb91675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:12.116395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035121/manifest.json
observed d4ce6dcfa71c465ccf47a08d2145b0e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:12.097603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035121/publication.md
observed a01018a105ac91c58f13b647a1ec3a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:12.079286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035121/publication.txt
observed cea0febf6ff77090b31a06ea2ee3a504...
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.