OpenTechnical

OT-2026-000050940

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000050940) never changes.

Identity and time

Publication numberOT-2026-000050940 · never reused
Internal UUID01a0ae82-c7b3-7478-b102-77ebc04c81f0 · 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-2026-000050940
StatusPUBLIC

Content hashes

Canonical text332710b7a115ae2a170b4fd14cd9e02d964a05048611f54f37a0063e1723516f
Markdownbf67d59c6cd91e501fdad6aad9f2f3ba9970f05460e93eb9f1e6621ef7ccdf5c
PDF
Publication page1fd580f4a3db97f924debb1b2b7cfe3e9db552e2015c0af2a2399d020478d3ad
Manifestd018c3afe0d71c66d455ebb43b7ac8cca77e827cf22cf402d71f111c8a5f42e3

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
Signatures3y2bpY8YtAZIk+xuLRFXUnwkpnXH4q9o+daOAtgOjZL4HkIcdG3TurSZok7OpDUBwSgJv5UKpbcQV9QnFpADQ==
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

2026-09-17T11:00:42.432714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050940
observed 1fd580f4a3db97f924debb1b2b7cfe3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.423876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050940
observed 1fd580f4a3db97f924debb1b2b7cfe3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.413549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050940/manifest.json
observed d018c3afe0d71c66d455ebb43b7ac8cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.404963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050940/manifest.json
observed d018c3afe0d71c66d455ebb43b7ac8cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.394205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050940/publication.md
observed bf67d59c6cd91e501fdad6aad9f2f3ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.387160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050940/publication.md
observed bf67d59c6cd91e501fdad6aad9f2f3ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.374980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050940/publication.txt
observed 332710b7a115ae2a170b4fd14cd9e02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.368988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050940/publication.txt
observed 332710b7a115ae2a170b4fd14cd9e02d...
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.