OpenTechnical

OT-2026-000015746

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000015746) never changes.

Identity and time

Publication numberOT-2026-000015746 · never reused
Internal UUID01a0ae6e-0c4b-73ed-bff7-fd53d769055d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015746
StatusPUBLIC

Content hashes

Canonical text59fc5c0aa85b4eb981f18b7a07cf6f490c0690b6440f17b9c6f0bf7237896c58
Markdown57564e02606641902ece9f95bc55fec656824689a1d8b144f7d2fceff6ff6071
PDF
Publication page7a20fe5cf259a18db52213fcddcb4dae0b308f8ad19be0f4d04c7f81574e4427
Manifestb33d84fbe49db3c308c1e1759e7ef598ea27e546b51a86b6213cc6b64d016c05

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
SignatureF9/zFq/hblLpORZVQom72WglMw4IoRXDd80jMff7/Sdv8ULnAyuKcsRseDBps8j2JaMpj+ryq/iNup2S9cQTDQ==
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

2026-09-17T12:05:02.259850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015746
observed 7a20fe5cf259a18db52213fcddcb4dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:02.240091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015746/manifest.json
observed b33d84fbe49db3c308c1e1759e7ef598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:02.216999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015746/publication.md
observed 57564e02606641902ece9f95bc55fec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:02.196912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015746/publication.txt
observed 59fc5c0aa85b4eb981f18b7a07cf6f49...
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.