OpenTechnical

OT-2026-000051109

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000051109) never changes.

Identity and time

Publication numberOT-2026-000051109 · never reused
Internal UUID01a0ae82-c7b6-7b9e-ad32-c7e2153e6cce · 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-2026-000051109
StatusPUBLIC

Content hashes

Canonical textf1d5e708e3179ae38344565fc4763ef4fbeb321379fcc95d1825c3ce1e94e2ea
Markdownc604cc4b92a1849b18c3e1b8adb4ec1961ffebcde933cb5a887ebcc8f689be34
PDF
Publication paged4a3650b177e703cbb2df5b32ceda23ba0d929a522df0a155630a92d6ff17189
Manifestd87b0994a005c04eb9c477dbb8443389dfea57cf62d469f0ab63099912837d82

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
SignatureT0Oc/+UVVNr8Id4XzGNCRbIPJ9+CMu7Drfsgm5iA9Y0mzWLn/9BgxPWHMaAxYgdQU8Ty95aCKViwVcLb+I/EBQ==
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

2026-09-17T11:01:03.269257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051109
observed d4a3650b177e703cbb2df5b32ceda23b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.251123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051109/manifest.json
observed d87b0994a005c04eb9c477dbb8443389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.232568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051109/publication.md
observed c604cc4b92a1849b18c3e1b8adb4ec19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.213319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051109/publication.txt
observed f1d5e708e3179ae38344565fc4763ef4...
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.