OpenTechnical

OT-2026-000067029

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000067029) never changes.

Identity and time

Publication numberOT-2026-000067029 · never reused
Internal UUID01a0ae8f-14fe-7c6f-9004-ba706f7bb767 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067029
StatusPUBLIC

Content hashes

Canonical texta179084578bf2788697c0941e5e7adc7fe141eccfceebcd720075b2ca9c3c460
Markdowncd5dd61879dc17924d8440154f0a501dd6a8426becb642af8e598fc8dac49491
PDF
Publication page7c04a95ec3c51f717f37ca533bd7f4321e1c617295fc641188bd0df4d6b3e396
Manifestf6320a7f65a95d8435ada3721f31050fbc39907349aa38cf10179db75dcad25d

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
SignaturerFKUGMA4K3bXH8ipq11H4LqhGqeqAN7aQ50WRlZW9y45wUCIUyJc8qSotLnHMNUaf0JDO52dO2ki1L7PQ6b2Ag==
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

2026-09-17T10:32:15.854831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067029
observed 7c04a95ec3c51f717f37ca533bd7f432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:15.838102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067029/manifest.json
observed f6320a7f65a95d8435ada3721f31050f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:15.818022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067029/publication.md
observed cd5dd61879dc17924d8440154f0a501d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:15.800867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067029/publication.txt
observed a179084578bf2788697c0941e5e7adc7...
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.