OpenTechnical

OT-2026-000046068

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000046068) never changes.

Identity and time

Publication numberOT-2026-000046068 · never reused
Internal UUID01a0ae7e-032a-7a0b-a443-f5f7d5ab91b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046068
StatusPUBLIC

Content hashes

Canonical text46b3ac6d91234cf4a617a592858304a5cc03dbdbbc1e85a240ca817fdc2b0ef3
Markdown4667a6aec919d9dfa925dfe52505a2a89eaf2f5261e6009000b9da7d4d3e2ec6
PDF
Publication pagec2b7f1e50e16585e9a8254beb597b74aeadaa50d9a186b6887129401a1c87871
Manifest9c374b921493e48340404c6b87be6c10a1751af3d1d5e5dcfa05ea34af77a84b

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
SignatureT9FzzFbpl9zgA2drh865I1KzaMPNlVxYPYC898WLRymF8Vo7anF9wm5unINI4JfHfpVA1N9rmsWQbv2m4XU1CQ==
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

2026-09-17T11:09:01.853727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046068
observed c2b7f1e50e16585e9a8254beb597b74a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.834742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046068/manifest.json
observed 9c374b921493e48340404c6b87be6c10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.815816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046068/publication.md
observed 4667a6aec919d9dfa925dfe52505a2a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.794794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046068/publication.txt
observed 46b3ac6d91234cf4a617a592858304a5...
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.