OpenTechnical

OT-2026-000009012

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000009012) never changes.

Identity and time

Publication numberOT-2026-000009012 · never reused
Internal UUID01a0ae6b-31b8-7675-91c7-54184dabc369 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009012
StatusPUBLIC

Content hashes

Canonical text64521016b1e1a7a3b1a8ca3380587eeb7d623d5728d5abac7838ba4dfdf5f8b6
Markdownccfcf012c521ba17cd25c5ae3daaabc9ba4b2636f5b543f8e37dde4bbc98bdeb
PDF
Publication pagecc4a17c11f364f91970d8416686d65e3fbd1dcfbbe1dfb2b93cf22cff3a603cb
Manifest1f7e2567ca12376ed9bcd3f4660c1c6da6d75fcff071e29c5f6d9b8f8e383d42

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
SignaturezzXCip0YVNUPaDuY+l8JJ3E6Wh4EK8KeqgcTczqyYOlXqFeqCONH2LMP82wiuxl4xw5K5Fsrkoztr49rqMwoBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:39.055453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009012
observed cc4a17c11f364f91970d8416686d65e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.034836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009012/manifest.json
observed 1f7e2567ca12376ed9bcd3f4660c1c6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.014645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009012/publication.md
observed ccfcf012c521ba17cd25c5ae3daaabc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:38.996351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009012/publication.txt
observed 64521016b1e1a7a3b1a8ca3380587eeb...
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.