OpenTechnical

OT-2026-000015470

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000015470) never changes.

Identity and time

Publication numberOT-2026-000015470 · never reused
Internal UUID01a0ae6d-ef4a-75ee-b682-55d4b6f0fa0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015470
StatusPUBLIC

Content hashes

Canonical text04dfcdd2ce0fe41ed1f3368d0159470e6dbb8235b7ca994bba261e75d2c341e2
Markdownc661ffc3fd95705772f0733a28e7bfade81e63f2ca20422e4936a0a09044ba34
PDF
Publication page617858d641214603149f24ff6122499659b599169d7d096e140cd389e367065b
Manifest6df2171895e2c84598be381a4092a641b446f480f4c4dea281ebf61c021df5b5

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
SignaturehFak+FCaIPIYNnujabbbqqyj/TBDb1SmPqgRNMexC23xybvTjWf40N/Rx4VE1Wn8GkyMG/zeid2TLgY1LGdYCA==
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

2026-09-17T12:06:13.506989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015470
observed 617858d641214603149f24ff61224996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:13.489375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015470/manifest.json
observed 6df2171895e2c84598be381a4092a641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:13.469974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015470/publication.md
observed c661ffc3fd95705772f0733a28e7bfad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:13.450569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015470/publication.txt
observed 04dfcdd2ce0fe41ed1f3368d0159470e...
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.