OpenTechnical

OT-2026-000101452

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000101452) never changes.

Identity and time

Publication numberOT-2026-000101452 · never reused
Internal UUID01a0aea4-0e14-713f-85df-1b9fb5553ccc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101452
StatusPUBLIC

Content hashes

Canonical textddeee926c1dc0028f8c068390b8814b34cb752c5413152de5f0a029e3c119f1d
Markdownae702998a01dd7e227ae19dc0b9fade541f5405073c991b5eaa3a5e297a5e71e
PDF
Publication pagec034c6a2f4d000fd51ee30a65f5692c145e6115f013e0d91a65830cdfe29d2d2
Manifest0d7edc2d45335aae5a047e479d1d42a75170d0d65977b5fb36177b777612e71b

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
SignatureLrHkh7/zb8QVMrWr92kpXqpkAju2RknxdRUNCa3NV7K9oN5mD7EQZ8fsc/1kJ7dprk8AiOxssIfpP0aaWbJjBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:01.386568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101452
observed c034c6a2f4d000fd51ee30a65f5692c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.367514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101452/manifest.json
observed 0d7edc2d45335aae5a047e479d1d42a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.350639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101452/publication.md
observed ae702998a01dd7e227ae19dc0b9fade5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.331681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101452/publication.txt
observed ddeee926c1dc0028f8c068390b8814b3...
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.