OpenTechnical

OT-2026-000015362

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000015362) never changes.

Identity and time

Publication numberOT-2026-000015362 · never reused
Internal UUID01a0ae6d-ef49-783f-b899-74933f39ca6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015362
StatusPUBLIC

Content hashes

Canonical text234ccc1ce22f7831df516f21b41d0b1228e22d23200778e23dd535e3cd01a00d
Markdown178986918dddf593b909eb7fbe1c69b196cd7b343dc6dde7be9634aef418862e
PDF
Publication page2a0f0772a74a12a6f926f7d25b7d474176e99e09a2c3a621e0cbccd271ca2116
Manifestf04a46168cba47472e154af0a5ea8124b3b75df49264a8456fcd8d0d4c7fd250

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
Signature1j6t902jfQSDbZ5NQYOge0gRdjLCKytq1my5Yucu7zqPlBk4JiTw9VyLNhMkVRFteODwau4pgX/5JbmlxtzUDA==
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

2026-09-17T12:06:04.351311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015362
observed 2a0f0772a74a12a6f926f7d25b7d4741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:04.332098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015362/manifest.json
observed f04a46168cba47472e154af0a5ea8124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:04.311506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015362/publication.md
observed 178986918dddf593b909eb7fbe1c69b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:04.290040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015362/publication.txt
observed 234ccc1ce22f7831df516f21b41d0b12...
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.