OpenTechnical

OT-2026-000069624

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000069624) never changes.

Identity and time

Publication numberOT-2026-000069624 · never reused
Internal UUID01a0ae90-b52c-7ffd-bdc4-cb39d0e8006b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069624
StatusPUBLIC

Content hashes

Canonical textdaa732bd569e100deb9bf99f3a6e4d0fbdd197145dc799f082c3458abb443363
Markdowncad17484a82a76c2a6a9f43a64ba843d5a9b1af98604e40c8cfa8d949065ac73
PDF
Publication pageeff2cfc0029f22683a510eb61f7bd88ecbd13deb72cbcc1e8b82ba6f6a242714
Manifestbcf337ea7756bf25e4a3266dabd8f911acd897cabfb04c27b176df5bd8ae635b

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
Signaturej+yanIEXQ08Dtk1bHGBb529G2f+tJAghFnw5OEHn1yWF9NmuvYC1UBIC1LCJVc8XoUsbZsgLhU5PwlDqJFyeCA==
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

2026-09-17T10:28:17.313432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069624
observed eff2cfc0029f22683a510eb61f7bd88e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:17.294512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069624/manifest.json
observed bcf337ea7756bf25e4a3266dabd8f911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:17.276955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069624/publication.md
observed cad17484a82a76c2a6a9f43a64ba843d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:17.258266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069624/publication.txt
observed daa732bd569e100deb9bf99f3a6e4d0f...
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.