OpenTechnical

OT-2026-000059146

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000059146) never changes.

Identity and time

Publication numberOT-2026-000059146 · never reused
Internal UUID01a0ae89-8612-7532-a092-ef9aef483cb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059146
StatusPUBLIC

Content hashes

Canonical text7e8f6a90ce9cf5ac92272ce5d2d3925dcca91a9f2c8405b8d320fef923ebd8ef
Markdown4c739c3cbef4aef853755d839e3c7f61c5bd81cb2923607033fdab77e26b0dc9
PDF
Publication paged97a893d116103f178e4967e0254b61304bc136b0c84076767e2eac17b8da1b5
Manifest451e593b38bd79d74a8e69c808d982504fb12d55bc47d15a6b9f82e43fd64b73

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
Signatureh1R8Wh7eEwcYB46hlEvGKydXD78Wu+v91yZ+l//FY4L8aSelcjiFvSBAJzRqm1TnknfG0rnP7Q9dOHzGMu/wDw==
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

2026-09-17T10:45:05.653402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059146
observed d97a893d116103f178e4967e0254b613...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.635572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059146/manifest.json
observed 451e593b38bd79d74a8e69c808d98250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.615523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059146/publication.md
observed 4c739c3cbef4aef853755d839e3c7f61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.597458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059146/publication.txt
observed 7e8f6a90ce9cf5ac92272ce5d2d3925d...
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.