OpenTechnical

OT-2026-000058579

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000058579) never changes.

Identity and time

Publication numberOT-2026-000058579 · never reused
Internal UUID01a0ae88-f39c-7ed3-b134-00b7fea4adaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058579
StatusPUBLIC

Content hashes

Canonical textdc5023c90efa35ebce53f3d7e9ab873c8ea03d72bacf936964681581f9612254
Markdown4381047140a4a6f7feb67c11464da8d4c22e1dca2b1b7cb866dc76a245f642ff
PDF
Publication pageaef06be01e14e56b01933dd786c902b9507da4277e30d89e5cb0527da6fe118f
Manifest11f9f2e51e4521287d470d0675959c2aeee26c8d25f348fb142aa39808caa72b

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
SignatureSd5D/DlyIptpcrabYeZAOP31kx44Vl0lXGwNwsxb8lstrevWqAVH0J+q8uVAw+7F4YIxSXX8FDP1h9n/cutiDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:04.093699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058579
observed aef06be01e14e56b01933dd786c902b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.076053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058579/manifest.json
observed 11f9f2e51e4521287d470d0675959c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.055958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058579/publication.md
observed 4381047140a4a6f7feb67c11464da8d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.037212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058579/publication.txt
observed dc5023c90efa35ebce53f3d7e9ab873c...
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.