OpenTechnical

OT-2026-000066000

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000066000) never changes.

Identity and time

Publication numberOT-2026-000066000 · never reused
Internal UUID01a0ae8e-8dc2-734c-92c4-34b048f1cdf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066000
StatusPUBLIC

Content hashes

Canonical textaca6227ad93ae94f2f80ca5f23b63068dfb329c93fab33da57bb8d9234d3ae70
Markdown0ac147e0416f876d251318e958b14a02ee345ddcfa5185d70035275d66ead236
PDF
Publication page54c9544a5268d3d8c11f03768aa30a4fba22399bdce6337e06aed4c7768b2f53
Manifest270b5d491875b589e41a550c7f479b2aaa85943c6c7073042c2e5917149c742b

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
SignaturenhmhHt5UUe3fP/pkrtmfMCdOBAXX/myc7uAzc4OkZw99ZHQ/Mi9FywCLYBg49jZmhYTseYJf96ry6nNQEyIGAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:50:31.546173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066000
observed 54c9544a5268d3d8c11f03768aa30a4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:31.527614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066000/manifest.json
observed 270b5d491875b589e41a550c7f479b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:31.509342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066000/publication.md
observed 0ac147e0416f876d251318e958b14a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:31.489547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066000/publication.txt
observed aca6227ad93ae94f2f80ca5f23b63068...
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.