OpenTechnical

OT-2026-000046436

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000046436) never changes.

Identity and time

Publication numberOT-2026-000046436 · never reused
Internal UUID01a0ae7e-57dc-72b3-85be-68c24899e013 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046436
StatusPUBLIC

Content hashes

Canonical text4417d4469cc8dd7d21c1814a18063ec0b27cf8ec4c4a0fb5e61a3d14bd3ab5e6
Markdowne2070debde46af5fa549e5cc404c6ab231b995bc42f3b5963e255be1014a4ccd
PDF
Publication pagea3d081fba5660df841c86758b2da1500bc2d54b9c6e2c72137404d2d5da3b3ca
Manifestf5a940e4da7ec1f6d6661fed43e1672de51dfd64d10a17280c54480e0e46c7fe

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
SignaturePgb12ZSqGCjbDOMXGN9FNtQQAhC2zRXRfA8MaMxDXooU8A3oUWWFPoigQA9Xyk8kl4n/ZpMmy0XeV+F9nN2lBw==
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

2026-09-17T11:08:27.225539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046436
observed a3d081fba5660df841c86758b2da1500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.207491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046436/manifest.json
observed f5a940e4da7ec1f6d6661fed43e1672d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.188348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046436/publication.md
observed e2070debde46af5fa549e5cc404c6ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.168959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046436/publication.txt
observed 4417d4469cc8dd7d21c1814a18063ec0...
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.