OpenTechnical

OT-2026-000017497

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two 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-2026-000017497) never changes.

Identity and time

Publication numberOT-2026-000017497 · never reused
Internal UUID01a0ae6e-76ca-79dc-9f38-d2766b777303 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017497
StatusPUBLIC

Content hashes

Canonical textb9c44416073bd179e498c3c2654a09b0e2f7a213cc04194ba666352138d7fc2f
Markdownfd8cdd54bcfe23786fdc9632da0408cb1d99c366dd10a6c50731f48e014ec626
PDF
Publication pageb5f2e34ef0cde2349d86b2e1255164c713ea50eff3bbc3bb99d47e4a0f800cdf
Manifest9e8fb99df73884d287d00ff9d4e32efca8169a8315e872f846f79841129fc0d1

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
SignaturebbSDYZVp6QTjSj5q8QOSL65YaJ7mD6n6cGenzgBUfYeTdS7nj07ghUVQeL1qxL5apSOQlvyRYTJf+ODXKfsXDg==
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

2026-09-17T12:02:39.001621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017497
observed b5f2e34ef0cde2349d86b2e1255164c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:38.983312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017497/manifest.json
observed 9e8fb99df73884d287d00ff9d4e32efc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:38.964676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017497/publication.md
observed fd8cdd54bcfe23786fdc9632da0408cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:38.945769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017497/publication.txt
observed b9c44416073bd179e498c3c2654a09b0...
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.