OpenTechnical

OT-2026-000098448

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000098448) never changes.

Identity and time

Publication numberOT-2026-000098448 · never reused
Internal UUID01a0aea1-e965-77f0-9e53-7690138e7633 · 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-2026-000098448
StatusPUBLIC

Content hashes

Canonical text49d60fb981583e12bf589281b12aca2fee45863e443068a1fe52d1759d5d7e06
Markdown809eb90943a513c93f93ca18f1abd71a684eae7e33345a8209f06375378848fd
PDF
Publication page71911e976897691dbf73adfbcf1bc7b723638cedca944cb8dd3b8fa61e6a8504
Manifest6c19682035a90be67a8989bfc95d97a1bab4fa606b963e0ed0f36b037f21a740

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
Signaturec9m/RLV7UR1PwwOIgR9gLlOgLIchlezUfuac8hmzQ9xfgnkjFFY4qsuw6qjTTWHZvkLlt4nxQiswH2CXfZIjDA==
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

2026-09-17T09:32:18.422217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098448
observed 71911e976897691dbf73adfbcf1bc7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.404995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098448/manifest.json
observed 6c19682035a90be67a8989bfc95d97a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.387544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098448/publication.md
observed 809eb90943a513c93f93ca18f1abd71a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.369004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098448/publication.txt
observed 49d60fb981583e12bf589281b12aca2f...
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.