OpenTechnical

OT-2026-000017649

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000017649) never changes.

Identity and time

Publication numberOT-2026-000017649 · never reused
Internal UUID01a0ae6e-96f9-7e3e-9bf6-d5e8a4780fcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017649
StatusPUBLIC

Content hashes

Canonical text5314d2aaf13c2de4d43689ad0c434816a1dc68aa16ddf4e3932700a5c40cdcce
Markdown2cffd1d814ebf1937eba7c8bd05b21ab41b16e6e96896254a52128c3bb23bad3
PDF
Publication pagec51e6e458972eb65b98b590ff455ca332525e361d80fb8561ac67aa6694ec973
Manifestb3283e64efe212abaca8fa18f17ddb612f622b1dc22f74d99d8217a1f199b16e

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
SignatureWu0jfaKnBBip0DZjAhNTzxPW1xvKThkQehvh+cADXVrfA5II+PCBWCBtWMKJf0lJg+FCvDUHJ8bLZhBNsTIWBw==
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

2026-09-17T12:01:27.946028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017649
observed c51e6e458972eb65b98b590ff455ca33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:27.928183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017649/manifest.json
observed b3283e64efe212abaca8fa18f17ddb61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:27.910878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017649/publication.md
observed 2cffd1d814ebf1937eba7c8bd05b21ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:27.892154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017649/publication.txt
observed 5314d2aaf13c2de4d43689ad0c434816...
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.