OpenTechnical

OT-2026-000059004

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000059004) never changes.

Identity and time

Publication numberOT-2026-000059004 · never reused
Internal UUID01a0ae89-47a1-7d00-8c54-58058e3ab863 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059004
StatusPUBLIC

Content hashes

Canonical textc905adfc36560530e81076cde6ef9a087f27357db2396f0e7d5e7d7dc7dc01ca
Markdownce2cf1f036081d1b0404c992c1cc3fddbe4a6856fc7609ecb533c860b9680003
PDF
Publication page14f8cf9161836e6a6faf6f8a3d6834648c903a1b82ad5607b4a92597f697f6ee
Manifest9d0798135070aeb63858e65b50709e652481fa184df0fe635bc9c7da3e5901d4

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
SignatureuDhkDmKMQBzO2jHAWIEzpdyQzCbwA/XbZsxZqAFZxPI+CBfn4QJ97Q+qbbvUkwkRsyXOs1LcKwkzlqD83Z0iAA==
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

2026-09-17T10:46:35.699670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059004
observed 14f8cf9161836e6a6faf6f8a3d683464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.682406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059004/manifest.json
observed 9d0798135070aeb63858e65b50709e65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.664589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059004/publication.md
observed ce2cf1f036081d1b0404c992c1cc3fdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.646641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059004/publication.txt
observed c905adfc36560530e81076cde6ef9a08...
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.