OpenTechnical

OT-2026-000050900

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-2026-000050900) never changes.

Identity and time

Publication numberOT-2026-000050900 · never reused
Internal UUID01a0ae82-c7b3-75a2-b99b-e2f4e8f70e71 · 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-2026-000050900
StatusPUBLIC

Content hashes

Canonical text9633d706d7b7c25b8468c02a5e8f600ef5064e9fe8f0db684ef3641d688eb134
Markdownced49782a7a32099988916fd6467cda2e7a757ff6abca11ecb562866905ca82e
PDF
Publication page6da1f81236b78b94faf0cd135dbbf562b8186d7e7f193076b753ce2ffe794e4d
Manifest6b53f48dbfe7265d96715ad9df873565127291c94a026d598aa26334ab483ced

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
SignaturecCQ/d17UAjZ4b6dZQv40H0wd8nWc1sqTKQTZ8B5XDvBLVMwBLqQNRD4V1rNFSe6vTaTj/qAgtaImNiaCsbxaDg==
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

2026-09-17T11:00:38.705535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050900
observed 6da1f81236b78b94faf0cd135dbbf562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.685493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050900/manifest.json
observed 6b53f48dbfe7265d96715ad9df873565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.663889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050900/publication.md
observed ced49782a7a32099988916fd6467cda2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.653683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050900
observed 6da1f81236b78b94faf0cd135dbbf562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.645307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050900/publication.txt
observed 9633d706d7b7c25b8468c02a5e8f600e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.636570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050900/manifest.json
observed 6b53f48dbfe7265d96715ad9df873565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.616741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050900/publication.md
observed ced49782a7a32099988916fd6467cda2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.594783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050900/publication.txt
observed 9633d706d7b7c25b8468c02a5e8f600e...
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.