OpenTechnical

OT-2026-000058447

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000058447) never changes.

Identity and time

Publication numberOT-2026-000058447 · never reused
Internal UUID01a0ae88-f39a-7cbf-9263-3f54c5d5618b · 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-2026-000058447
StatusPUBLIC

Content hashes

Canonical text2d3987d184ea18449daa13c4361a3e402c3957037fbf5174c65c337864ac87c1
Markdowna4a6a4719733cfe4e685dcecc42e421076983f7186e556eec5de9594fed53a87
PDF
Publication pagebe3f648b41c8d3967edba5306d7d67e61a48467d27feebb70744c92bf53f3c7c
Manifestedafb1f0ec40fe49c40d7f6519c7ced50448fe89972b2e36f83ac4296b2ad15d

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
Signature11YCQednFbOJ2cjCKjtKCQFG1AiEKqCjQOpaJSBueNPo5SedOwlhPNdod+KK/Rkkixh1TO8I5e1PQ+07+u1XDA==
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

2026-09-17T10:46:53.663993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058447
observed be3f648b41c8d3967edba5306d7d67e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:53.644159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058447/manifest.json
observed edafb1f0ec40fe49c40d7f6519c7ced5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:53.625421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058447/publication.md
observed a4a6a4719733cfe4e685dcecc42e4210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:53.601437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058447/publication.txt
observed 2d3987d184ea18449daa13c4361a3e40...
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.