OpenTechnical

OT-2026-000039062

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000039062) never changes.

Identity and time

Publication numberOT-2026-000039062 · never reused
Internal UUID01a0ae78-9672-798c-92a3-3d75510aef8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039062
StatusPUBLIC

Content hashes

Canonical text7ff6ad910d1351815e8d5a91676337db21a70bec3a0e448ca02514266d053050
Markdown3914eb432e6b1d3846b2645dc3b36608d87772ec070c68bcb7b5ffecf9e44e8a
PDF
Publication pagebf5cfa40bc4a86350aeece7384870906858598dc0e40695ff11e1803473dd89e
Manifest7cdfeb063dbef48f6d812645dde55b170180ec482789705bb79cbc553578090c

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
SignaturefyonSGOI7UEf6DoKHEC4pGRPoCJEW4ylFfhXQDAhS3HreulBz21jg77NClzPq5iibs8HziIB4Zg9ahNFSTMOCA==
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

2026-09-17T11:20:32.041803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039062
observed bf5cfa40bc4a86350aeece7384870906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.021593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039062/manifest.json
observed 7cdfeb063dbef48f6d812645dde55b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.000574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039062/publication.md
observed 3914eb432e6b1d3846b2645dc3b36608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:31.982388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039062/publication.txt
observed 7ff6ad910d1351815e8d5a91676337db...
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.