OpenTechnical

OT-2026-000030546

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum 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-2026-000030546) never changes.

Identity and time

Publication numberOT-2026-000030546 · never reused
Internal UUID01a0ae73-e504-7e66-9d38-1f057c0b38c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030546
StatusPUBLIC

Content hashes

Canonical text3c6e6bde8e3e8294c0ad221ea754d68497f95f7b495187d66eb7b6c36ad8197e
Markdown437e7aaa4917bb5624c3820744e3d8d4cc878c37e61f2cd6ec298f4e4a714ec8
PDF
Publication page63d6ef63a291f210b5eb92d6141c39b2545e7b22a6285ae36510e5e1af7cc7dd
Manifest36acba212acf6aadf33b95de9ba3a1fbb3a90134f37b3d7e832dd5cacf0af322

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
SignatureNvQgIr9Js3gT2nyOz7g4+LiIJoIMkHmJIIRFMV4gnqEZYgHy7hkqJcroq4jq9YPwrdrfW4DZjntgkiRscwbGDw==
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

2026-09-17T11:38:24.769261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030546
observed 63d6ef63a291f210b5eb92d6141c39b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.749196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030546/manifest.json
observed 36acba212acf6aadf33b95de9ba3a1fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.731862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030546/publication.md
observed 437e7aaa4917bb5624c3820744e3d8d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.713731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030546/publication.txt
observed 3c6e6bde8e3e8294c0ad221ea754d684...
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.