OpenTechnical

OT-2026-000014239

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed 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-2026-000014239) never changes.

Identity and time

Publication numberOT-2026-000014239 · never reused
Internal UUID01a0ae6d-b279-7194-b69d-9fa6f72561cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014239
StatusPUBLIC

Content hashes

Canonical text20d23be945fb0bfdc67bde3d4d6748d1e821c0ae6e7b029bf7c3e34372a28f5a
Markdown498642f6c2efdc3ce5c3d4fa124d1696e0f0694c5d15b74883f88a131740c2c4
PDF
Publication pagef29fe3869d9f29fee00d13719d99f0bc71e1d7d758221d210d053c1b65eb6f5a
Manifest05b3b8728380c86ecaa8b9897372190cdc551215afa0bac6884ff1a52f4bd66a

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
Signatureq5S6wXQ3P3wnBczKXt5+HEyI5oyg8OUTjCLaU2q1tQfTykVkFun4RtDip1hECQx846qWIiZr1OWOMXouxIkeCA==
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

2026-09-17T12:07:21.543533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014239
observed f29fe3869d9f29fee00d13719d99f0bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:21.524026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014239/manifest.json
observed 05b3b8728380c86ecaa8b9897372190c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:21.504091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014239/publication.md
observed 498642f6c2efdc3ce5c3d4fa124d1696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:21.482215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014239/publication.txt
observed 20d23be945fb0bfdc67bde3d4d6748d1...
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.