OpenTechnical

OT-2026-000050832

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000050832) never changes.

Identity and time

Publication numberOT-2026-000050832 · never reused
Internal UUID01a0ae82-c7b2-73ec-8383-4d5fb1f15959 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050832
StatusPUBLIC

Content hashes

Canonical text0d47f3ef1ba406d6d0e4921fa7ae0586261a89ace804448a808cdc5e08418506
Markdowndfb85253b535542219ba8cf293331fc6ff2ffa73562f54b0b0cd69ed67fece25
PDF
Publication pagec6345d78976e5457deb92364fda48e1d4a53732320ab85af9adaaf164e2e35a3
Manifest92061aaba5a87f14670ab4ed03fa8760ef7e86969c9860cebcacf48cce46dd56

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
SignatureDH12Yz767sUli9Zg7rGsNoexFGSxUz22NJ+mC9LXGpRUpMXh58bnKgiZUXqUW2+jE42a7+K+5gPWW+AayTYLAg==
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

2026-09-17T11:00:23.400112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050832
observed c6345d78976e5457deb92364fda48e1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.379616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050832/manifest.json
observed 92061aaba5a87f14670ab4ed03fa8760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.377335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050832
observed c6345d78976e5457deb92364fda48e1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.362078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050832/publication.md
observed dfb85253b535542219ba8cf293331fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.357280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050832/manifest.json
observed 92061aaba5a87f14670ab4ed03fa8760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.334780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050832/publication.md
observed dfb85253b535542219ba8cf293331fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.332055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050832/publication.txt
observed 0d47f3ef1ba406d6d0e4921fa7ae0586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.311785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050832/publication.txt
observed 0d47f3ef1ba406d6d0e4921fa7ae0586...
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.