OpenTechnical

OT-2026-000027758

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000027758) never changes.

Identity and time

Publication numberOT-2026-000027758 · never reused
Internal UUID01a0ae72-a4a4-7bf6-9e33-1c4ad1b1ac4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027758
StatusPUBLIC

Content hashes

Canonical texte2aebbc7fb34eef493ee25ad3c3ae7293f5b5b68bd7dfafa5bb371ff5e212b1f
Markdownaa1fd56075baa72fce639474fa9009c53483211260d418a178bc9858caed0af0
PDF
Publication page9680e30986902b53266f6dc7ba3b79350f777e05a101878910b61fff073944f8
Manifest743f3e0f1768ff8d6b95adb8e1d8ee4f22e9bea943c616bf641023784cad1e80

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
SignatureROuG8uR+exWdnlVpMB9ColG3kn9dymxYCm7vWa3mh90bs4HkMLhv94pqTSVnx5X+GlW2l2OPhim8SWCksEZvCg==
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

2026-09-17T11:41:46.332409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027758
observed 9680e30986902b53266f6dc7ba3b7935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:46.313621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027758/manifest.json
observed 743f3e0f1768ff8d6b95adb8e1d8ee4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:46.295313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027758/publication.md
observed aa1fd56075baa72fce639474fa9009c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:46.276538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027758/publication.txt
observed e2aebbc7fb34eef493ee25ad3c3ae729...
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.