OpenTechnical

OT-2026-000013434

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000013434) never changes.

Identity and time

Publication numberOT-2026-000013434 · never reused
Internal UUID01a0ae6d-6fca-7213-9b15-66174a46663b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013434
StatusPUBLIC

Content hashes

Canonical texta68bcfc1f926622c29bc381a1770ba9335fdf1edf13050b414067142b5d8ea7f
Markdown645dc5ccbdc4b29bf6cc4f4f72ad4b1a4eabf70b8c0b8d398f5ee257f7906525
PDF
Publication page2f8ee939ad6c58799813eab5c2af80d4bd4e95c3f28162062afed644d15b629e
Manifestc53e71a81f38ef2fefd05616ec7dc8fa002e646c780cb0538011bbe5458315a1

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
SignatureJqCLSuiKJUwiZM3g2k350gR412wxffEegbtunRYTWbhJFL/H2WqaX+DHMqmlsO7FpZdtPtZaWrWCcRXlCReiAw==
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

2026-09-17T12:09:55.261555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013434
observed 2f8ee939ad6c58799813eab5c2af80d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:55.242888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013434/manifest.json
observed c53e71a81f38ef2fefd05616ec7dc8fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:55.223754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013434/publication.md
observed 645dc5ccbdc4b29bf6cc4f4f72ad4b1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:55.205810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013434/publication.txt
observed a68bcfc1f926622c29bc381a1770ba93...
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.