OpenTechnical

OT-2026-000045911

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000045911) never changes.

Identity and time

Publication numberOT-2026-000045911 · never reused
Internal UUID01a0ae7d-8f86-7f71-ac91-0dc1b89dc59d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045911
StatusPUBLIC

Content hashes

Canonical texte9b2b37f0f30feee9e845725ba92c7ccfd75d184ddf6fb0d0cd6c27b6cb126ba
Markdown8f6cf877325c8334f161f9793804e222aa39f7ff572b6f3af15f22722d6493c0
PDF
Publication page9050a177d40280152f3c254a18b633236196e1c4530eca0eabefb347a9bfee84
Manifestbdec9c99f543c961840bf0a3e06780bfdba6b3bef6fe998134ba4234036cef91

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
SignaturekZgKOrJYiOphIkhqvYWOXNWNQMhQWyBvawvZutbGAzhswr7hUz9A1rlkB1OmOhj7yOvbM+ZayF+qp/9jILSXBA==
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

2026-09-17T11:09:48.717047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045911
observed 9050a177d40280152f3c254a18b63323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.698768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045911/manifest.json
observed bdec9c99f543c961840bf0a3e06780bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.678670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045911/publication.md
observed 8f6cf877325c8334f161f9793804e222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.660389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045911/publication.txt
observed e9b2b37f0f30feee9e845725ba92c7cc...
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.