OpenTechnical

OT-2026-000051338

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented before 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-2026-000051338) never changes.

Identity and time

Publication numberOT-2026-000051338 · never reused
Internal UUID01a0ae83-2741-718b-b33a-11b8145639a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051338
StatusPUBLIC

Content hashes

Canonical textf67cf2e20675a8f6eb7e06c3537a216e0f686e810302d5817dd6159cfc8d7171
Markdown29f2ca0d5cf20df5e9e0a82ea161b88430ed8d2c1c8adc69058b190a97aadf5f
PDF
Publication pagedae433b646743a4834cc85b0b75c3e39876df5a62ff52b61dc9b0afb115ceecd
Manifeste1bdb9bc9eb2d512ecd4bb9a68ba472423bca8eab78587cf0ca6bdabf4f8de09

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
Signaturek9942/IDjlEUw9Nb4SGhLM36b+0hZpgglQpXbscU0Qzw9cshFFcuKQy1qeEokrsnvrBl5XDvYYdVUlXPnFgeCw==
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

2026-09-17T10:59:13.390181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051338
observed dae433b646743a4834cc85b0b75c3e39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.372024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051338/manifest.json
observed e1bdb9bc9eb2d512ecd4bb9a68ba4724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.352735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051338/publication.md
observed 29f2ca0d5cf20df5e9e0a82ea161b884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.332911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051338/publication.txt
observed f67cf2e20675a8f6eb7e06c3537a216e...
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.