OpenTechnical

OT-2026-000038977

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000038977) never changes.

Identity and time

Publication numberOT-2026-000038977 · never reused
Internal UUID01a0ae78-76a0-7c44-84e7-8e64192f67cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038977
StatusPUBLIC

Content hashes

Canonical text8213df01e23017dc52f1145be5903c23689f482ba78a52e4fe606adc939fdc1b
Markdown1c8172ae0732117ea3c29146351956b1a1c6dd52ef813541323d9c897ee7d6c9
PDF
Publication page67091bddfd7ee396c21ad3d17270f0822eb4f4f631f76f89cab0af5ba072fa26
Manifest30ea99aebe3484385b8b1f550c752d229d0dcc0312e4861e8c49513334f036c1

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
SignatureQuGG1VFJO7RLR1Y1OPUQvnUOFEFwibKA8gVmEco2JJJnKjhdiWKPbufskamE65vDj+DESo9wy24RtVQVxf9wDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:15.467541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038977
observed 67091bddfd7ee396c21ad3d17270f082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:15.449848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038977/manifest.json
observed 30ea99aebe3484385b8b1f550c752d22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:15.431737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038977/publication.md
observed 1c8172ae0732117ea3c29146351956b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:15.414407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038977/publication.txt
observed 8213df01e23017dc52f1145be5903c23...
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.