OpenTechnical

OT-2026-000093723

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump 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-2026-000093723) never changes.

Identity and time

Publication numberOT-2026-000093723 · never reused
Internal UUID01a0ae9e-508c-7f29-8fc7-e52a94bcb53e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093723
StatusPUBLIC

Content hashes

Canonical textb1526836f18b4ea9f46d38c35209ecd3892aa04aac4b64c15a417410f43bd925
Markdownd85c246f42da7409af681fd5ac270dbbb40237154dee3abcefdd5cf4ce11d23e
PDF
Publication page05e060495e86de2d50d4e318a9c7a05872465617ea686666a53f08344f3903c7
Manifestc6393c6edaa0905b2b661059455f07f999261163ae27726f3b93c02e07891847

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
SignatureTvXuZjjdOrYRN7MxYAEzhPd/G4vFKun+lYJxsyZEhB1RmhbdFmkCOUvZU77Vuvrzoy2ljOniAzXkqc7v8AH2CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:47.736365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093723
observed 05e060495e86de2d50d4e318a9c7a058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.720241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093723/manifest.json
observed c6393c6edaa0905b2b661059455f07f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.702953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093723/publication.md
observed d85c246f42da7409af681fd5ac270dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.683161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093723/publication.txt
observed b1526836f18b4ea9f46d38c35209ecd3...
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.