OpenTechnical

OT-2026-000094928

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, manifold 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-2026-000094928) never changes.

Identity and time

Publication numberOT-2026-000094928 · never reused
Internal UUID01a0ae9f-2dee-7277-b5f3-ac5846b43b78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094928
StatusPUBLIC

Content hashes

Canonical texte7f72d307aeb585ca2e4b6472e0146a5d6c7aa12adc17a0d94d3f5270bcdbed1
Markdownbd8fddc8d26b4dc37ea47a0dd7d45f3b7cf7885c73013440cdfd8f8350ec0b98
PDF
Publication page82da53593573806e7bd61d7b5511fa5bd91eef890e6a02247716b78e59275338
Manifeste6070a72416387be4bb97d494f556af0ff0a7a8e81bae771e480f794575e8125

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
SignaturesQ2JhikCqHMKRxPlRSqsjft5xOcNs8ZLWG0OjCuH/dBliU8BDQuhJwHfBvgRsNx1e1IXRvbpFZWgoV//7h5sAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:27.517685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094928
observed 82da53593573806e7bd61d7b5511fa5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:27.499842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094928/manifest.json
observed e6070a72416387be4bb97d494f556af0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:27.481163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094928/publication.md
observed bd8fddc8d26b4dc37ea47a0dd7d45f3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:27.464557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094928/publication.txt
observed e7f72d307aeb585ca2e4b6472e0146a5...
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.