OpenTechnical

OT-2026-000038482

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold 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-2026-000038482) never changes.

Identity and time

Publication numberOT-2026-000038482 · never reused
Internal UUID01a0ae78-2d53-799a-a691-000c763d3934 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038482
StatusPUBLIC

Content hashes

Canonical text7af6fa03e2d068416b39ffcc0108bd5750d7f71096c2c648e85c73677be8aeaf
Markdown5b25ec0af6c069a23b24eeb61e42e83e44cebae7f004f61b7202a1cf12e608e1
PDF
Publication page5fe686b48c021734f200866d2dd2b4f52d494e0748f2812954876aa5f9427cb6
Manifesta44efc9e029ef389c8da8f2916374c4f77c4c99367248dedb527dab57ba0300d

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
Signaturetf11uX6p1rUhz8OuHZZ+7ulW2l6u3bOaDmD/lFkhOOsAJw8H86rlffkvdVqVb5NGkK7If60SPdqRDa8uSIsaCA==
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

2026-09-17T11:22:43.299726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038482
observed 5fe686b48c021734f200866d2dd2b4f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:43.281126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038482/manifest.json
observed a44efc9e029ef389c8da8f2916374c4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:43.264532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038482/publication.md
observed 5b25ec0af6c069a23b24eeb61e42e83e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:43.246597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038482/publication.txt
observed 7af6fa03e2d068416b39ffcc0108bd57...
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.