OpenTechnical

OT-2026-000034370

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000034370) never changes.

Identity and time

Publication numberOT-2026-000034370 · never reused
Internal UUID01a0ae75-df0e-7199-8fa4-315db7e91e08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034370
StatusPUBLIC

Content hashes

Canonical text8e7b0d94fd197f5bcd0ddeaa3595a909a584e1d29b1d106233b5c9a543697143
Markdownd97113fc6dfc3a537a5039b35b227af43c776c1e496d658376eb01334175bb21
PDF
Publication page41e1afab107bd63060ddff60a338ca74c4ab9934dabd2a09198ffd3c1648bcb8
Manifest4be272af99259256161567e72901015cf71a6be27c1cf3c68baa6243cc1942a9

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
SignatureB3/LjdAWIwjM6KtJYJ5svcUQVGWonCG10wnKKkZ+x1zEQ6eSEXukox60dUKNgjOGKEbyXspvUC0FBuAaExEQBQ==
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

2026-09-17T11:31:04.667765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034370
observed 41e1afab107bd63060ddff60a338ca74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.649504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034370/manifest.json
observed 4be272af99259256161567e72901015c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.629673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034370/publication.md
observed d97113fc6dfc3a537a5039b35b227af4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.607566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034370/publication.txt
observed 8e7b0d94fd197f5bcd0ddeaa3595a909...
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.