OpenTechnical

OT-2026-000034508

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000034508) never changes.

Identity and time

Publication numberOT-2026-000034508 · never reused
Internal UUID01a0ae76-1ed0-7b1c-bd70-b2a1a76f8bde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034508
StatusPUBLIC

Content hashes

Canonical textc596cf011fc8a1dd47d7ede5a0abc67fbf024130ada8533c69fcc0ceb5d71927
Markdown5e433a03e6549513f9a4ce1ffa7ec620e9feedd2879b529c422675f242ed59de
PDF
Publication page9b907f0c8ce39eebb8c28585fa1dd73544145b150f8efce6c88614864e02eb2c
Manifestb3a0f8926af53b4de66d60e8b96fb614f18dc2bc798b171f47f9d211cfc843c7

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
SignaturesRJ8M2w1HVAfd/YKKRIIDrG7O6wSVWx8C6+tLCSLE7mWn4oDrcHgs9Lm2zdtX1FJ/6KF1m0Zgh84oK/tyGKKBA==
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

2026-09-17T11:28:51.411402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034508
observed 9b907f0c8ce39eebb8c28585fa1dd735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:51.392126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034508/manifest.json
observed b3a0f8926af53b4de66d60e8b96fb614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:51.373312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034508/publication.md
observed 5e433a03e6549513f9a4ce1ffa7ec620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:51.356215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034508/publication.txt
observed c596cf011fc8a1dd47d7ede5a0abc67f...
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.