OpenTechnical

OT-2026-000064074

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after 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-2026-000064074) never changes.

Identity and time

Publication numberOT-2026-000064074 · never reused
Internal UUID01a0ae8d-53be-7111-bd9b-851386cd71e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064074
StatusPUBLIC

Content hashes

Canonical text5528973a0a7c7dda19fb0f3ef83387fd4e737a2fdfe0b737490dab0fd7e39335
Markdownf4cc4368b4c4e21fdc2c56db1e24349ba3f83d86840e7649743b25fb61d364c8
PDF
Publication pageb59008d7c045e4f804cd7517b7ded3fb7e94123dca51c067cdeca5c157a67373
Manifest4667044ac1102adf939b8b0d8d48fc3eb9ebb1199fdff7c3c3fb5681f395f32c

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
Signature/W1UICg0Zc948yTPqMrqW80yFoy9OfSsSz5mzNRSoowiPOJXI9a3r8M3uS/k+Ye0uh7dipTDwoh256NgY1ozAw==
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

2026-09-17T10:37:10.611038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064074
observed b59008d7c045e4f804cd7517b7ded3fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.592888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064074/manifest.json
observed 4667044ac1102adf939b8b0d8d48fc3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.567979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064074/publication.md
observed f4cc4368b4c4e21fdc2c56db1e24349b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.546850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064074/publication.txt
observed 5528973a0a7c7dda19fb0f3ef83387fd...
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.