OpenTechnical

OT-2026-000046108

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000046108) never changes.

Identity and time

Publication numberOT-2026-000046108 · never reused
Internal UUID01a0ae7e-032b-74eb-869b-0f308ae85958 · 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-2026-000046108
StatusPUBLIC

Content hashes

Canonical textf8b614940a36aa2440a7199294aee5b43d7372594804ca06c13e900e2503dab7
Markdownb8e505b260ac3c19570087b1e170f3873682b1cd8113e70ca56384ed201725f3
PDF
Publication pagec696d10534b6446e68e8169320439f872454def5b6f1476548374b68985fc422
Manifest66104361f0ec7ebe3339c7e502c24b5bfb0c4e9351e1215eb90b7e93f4e6c269

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
SignatureiR52fQ7xy0UVb9GuyO1AVFgNTIn9NeDcuR7gywl62Qsq6lIBGheWp1qnDkNYwtduDkF7Q6GjTH0315SbMrzFAQ==
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

2026-09-17T11:09:05.255752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046108
observed c696d10534b6446e68e8169320439f87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:05.237908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046108/manifest.json
observed 66104361f0ec7ebe3339c7e502c24b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:05.218276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046108/publication.md
observed b8e505b260ac3c19570087b1e170f387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:05.199363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046108/publication.txt
observed f8b614940a36aa2440a7199294aee5b4...
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.