OpenTechnical

OT-2026-000088472

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000088472) never changes.

Identity and time

Publication numberOT-2026-000088472 · never reused
Internal UUID01a0ae9b-5d28-7f26-ab7d-fc85fe9bc21c · 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-2026-000088472
StatusPUBLIC

Content hashes

Canonical text9083bb411126e8c2d476dde79bd3d91081696bc853c51757ccb8b32f6ac97320
Markdownf587cecbea14184f010ca62507d411fdafac19157587392761309e49eaf2674a
PDF
Publication page54fd77cc19310aea03ddeb2081eddc59bca80164e15dc0ab7bc13aa45609c22b
Manifest56faef4f7e84eb5e9868029afa14e267094a3d481545777aa81c069072a216fe

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
SignaturemC1hlXw6cl2e9GAZ3mibAiZ3BR+2qH3DCVnQN2butv8oeZHuFZUrJKwtSOKTyB18m9oxsbACWFCmId5KNRs2DQ==
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

2026-09-17T09:48:51.469394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088472
observed 54fd77cc19310aea03ddeb2081eddc59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.451429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088472/manifest.json
observed 56faef4f7e84eb5e9868029afa14e267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.433685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088472/publication.md
observed f587cecbea14184f010ca62507d411fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.415095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088472/publication.txt
observed 9083bb411126e8c2d476dde79bd3d910...
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.