OpenTechnical

OT-2026-000098319

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000098319) never changes.

Identity and time

Publication numberOT-2026-000098319 · never reused
Internal UUID01a0aea1-e965-7077-ab28-8c5929fcf7c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098319
StatusPUBLIC

Content hashes

Canonical text606628859957c8b83a56ed6a638aa08ac980fdcab0622a4d2d949aa941719878
Markdown7eed85c648d63f6a33ee861bcab81cd31a089c2bce8fcbb05e018d982b5332cb
PDF
Publication pageaa11fef179dadbaf31122aba6cce4684769907c66e76703bb2dfd0dff39f81e0
Manifestb34484fccf531bec0b4a2f3d9cc98292153b0b85bfe2b6a373c47a72dc95cf82

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
Signature/frc95cVCgPCmuwkvE6VaplHpg6MJ+YbNm6Hqu/dJx+v5x/Arum4/baNsiJgGPRzusCa/piisK8WanvW3S0DAg==
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

2026-09-17T09:31:31.680665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098319
observed aa11fef179dadbaf31122aba6cce4684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:31.661890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098319/manifest.json
observed b34484fccf531bec0b4a2f3d9cc98292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:31.642190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098319/publication.md
observed 7eed85c648d63f6a33ee861bcab81cd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:31.623026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098319/publication.txt
observed 606628859957c8b83a56ed6a638aa08a...
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.