OpenTechnical

OT-2026-000038592

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000038592) never changes.

Identity and time

Publication numberOT-2026-000038592 · never reused
Internal UUID01a0ae78-2d54-7d70-885a-c1c3a363b0d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038592
StatusPUBLIC

Content hashes

Canonical text2bd218c92272b4a8d1775ee6e66157d2ce1db05b68d2743d2fca11da13641afa
Markdown0cd08cd6cb0385ade4b7c5bac0f348445c6260069aef60c30681df1ec0566819
PDF
Publication page3d249da215d8f24f2e4919f49d9f5baf572f29d1855c0303d2d6913602c71531
Manifestfd6a64df6b7b7738f541f8d434824b0796c08efcff3be3cca6fd82586e9e7fe6

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
Signature76YIacK9UaXx3g01CUHgiARzozm1tnDUDgqqNl/3317mz8FEIFHdh3vDaqaxOQmPcXn9NTtAATEP0U/bxMFwBA==
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

2026-09-17T11:22:52.393698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038592
observed 3d249da215d8f24f2e4919f49d9f5baf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.373991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038592/manifest.json
observed fd6a64df6b7b7738f541f8d434824b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.355202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038592/publication.md
observed 0cd08cd6cb0385ade4b7c5bac0f34844...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.339128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038592/publication.txt
observed 2bd218c92272b4a8d1775ee6e66157d2...
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.