OpenTechnical

OT-2026-000040125

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000040125) never changes.

Identity and time

Publication numberOT-2026-000040125 · never reused
Internal UUID01a0ae79-26fe-7b4c-a1d7-babe80db55e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040125
StatusPUBLIC

Content hashes

Canonical text7f5cc99a7da8d1d924e39d95b3142e1beb77b4dfb01323438795b284fd0199ec
Markdownfca3960e084bc667e7883c5c10c0b06592016c082ce5217462b5bd3300ddd864
PDF
Publication pagea5cb2446d2783953ca08855596b1ad2458b60ff0e4dc1213c63f96029efb46ec
Manifesta295959b877f5090a3822cd4bca1701feb99119b1e331c132b92dc87f54107ab

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
Signaturec9/QTHAr4NpuGzghscoU8q/FDhcgbLk1/ljJSmXZdkikm8/o1jTduVF8vAvn2PKdrtk3hA9hMNbMLEvFi+OrDA==
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

2026-09-17T11:18:59.613015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040125
observed a5cb2446d2783953ca08855596b1ad24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:59.598446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040125/manifest.json
observed a295959b877f5090a3822cd4bca1701f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:59.583294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040125/publication.md
observed fca3960e084bc667e7883c5c10c0b065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:59.567201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040125/publication.txt
observed 7f5cc99a7da8d1d924e39d95b3142e1b...
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.