OpenTechnical

OT-2026-000033491

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000033491) never changes.

Identity and time

Publication numberOT-2026-000033491 · never reused
Internal UUID01a0ae75-a38e-75a0-8e0d-7a3b96e0296d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033491
StatusPUBLIC

Content hashes

Canonical text697a0e42a00afcfd75cbe16719dcf4ced7571093547fa0b1484a36efc93b245d
Markdown90a4d3b78c42fc4bb0d3ebb3c4f4dbe0d14d42a0753a1124a4a910cd0f6a08d9
PDF
Publication pageb5537e4661c52e74dfd2f94474c55dbcc6f7bc5cb0cdcc3f374eac5f25f8b528
Manifestc1fa70268d71c4daf40586635ed3e9f444cca93decd37967f6b36b9108b6b8ac

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
SignatureC/GC1COH+0lmYMTI/t1a9smk+VXbA44ytqXFBb9F352wXTXl0P/NnD4JMqIg4xNStDDEDLzGS8lPYWQDJbkbAA==
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

2026-09-17T11:31:20.347094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033491
observed b5537e4661c52e74dfd2f94474c55dbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.328563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033491/manifest.json
observed c1fa70268d71c4daf40586635ed3e9f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.308422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033491/publication.md
observed 90a4d3b78c42fc4bb0d3ebb3c4f4dbe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.291489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033491/publication.txt
observed 697a0e42a00afcfd75cbe16719dcf4ce...
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.