OpenTechnical

OT-2026-000088391

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000088391) never changes.

Identity and time

Publication numberOT-2026-000088391 · never reused
Internal UUID01a0ae9b-5d27-7db5-b4d6-8bb519a5470e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088391
StatusPUBLIC

Content hashes

Canonical text25c3b82055a9ebd286556338f539d7519e2bfcc20e9e94481845cdb40fe01ca8
Markdown324dfb62dec55788aa329bfd802d246bd27228d7b0831b8ac5a333f6c5c11b48
PDF
Publication page070a24948116cc7cc8d4e98c0869b4bf915f53fec618e06f2bcff5eec2e6faf3
Manifest478204f48bbaeec3d2e1ecc80bd265d7efd46521d0cf5a89bbb71c1919fde1e2

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
Signature68uXe7doxxQllFckjH6y1ExcrmNIQEHrNCxM09rA36k8+J9kcqcvn/8hvDrHgObnhMQigw4ao5hQwHTj2lU6DA==
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

2026-09-17T09:48:45.011012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088391
observed 070a24948116cc7cc8d4e98c0869b4bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:44.991951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088391/manifest.json
observed 478204f48bbaeec3d2e1ecc80bd265d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:44.972996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088391/publication.md
observed 324dfb62dec55788aa329bfd802d246b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:44.953831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088391/publication.txt
observed 25c3b82055a9ebd286556338f539d751...
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.