OpenTechnical

OT-2026-000017198

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000017198) never changes.

Identity and time

Publication numberOT-2026-000017198 · never reused
Internal UUID01a0ae6e-76c7-7578-a25c-7955110de39d · 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-2026-000017198
StatusPUBLIC

Content hashes

Canonical text93e286b69938e46d1a45e0575b60b2af6cbf1071efa44231fab7c1a2c378e62e
Markdown465d6aa989205d5688faa87c07348e3a5b58fd619c8898b22fcdf01c0e8dc201
PDF
Publication page8fb4a84d41a8779f1576bd236edbc943717a84fc1369972e2fc5fc55d214c730
Manifest666ecf0ed0704924f4aa985fa5f97602608e3d6cd6da88cb4de083c8ab43e50c

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
SignatureK9q4Xj2kAPYz3QS9uRiBrg/n5dF1zEKwOFvuGsWBt7hK9HT3/6i9PFI2/wi5Jpvih1N8lLTgojsNVVOYk9LNAw==
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

2026-09-17T12:02:16.292047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017198
observed 8fb4a84d41a8779f1576bd236edbc943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.274757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017198/manifest.json
observed 666ecf0ed0704924f4aa985fa5f97602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.258594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017198/publication.md
observed 465d6aa989205d5688faa87c07348e3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.242040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017198/publication.txt
observed 93e286b69938e46d1a45e0575b60b2af...
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.