OpenTechnical

OT-2026-000066338

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000066338) never changes.

Identity and time

Publication numberOT-2026-000066338 · never reused
Internal UUID01a0ae8e-8dc4-74fd-a279-9aed89c24a80 · 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-2026-000066338
StatusPUBLIC

Content hashes

Canonical textfb8306a614faa912d571cd1905704a19d619cdda7e0ddd9cf2619d2ee4ad4d9c
Markdown3e2c39661b1d3193d21b849d9603af7e34c907dda5baf7458d20aea00f7594b4
PDF
Publication page2ac6c12b90e3a3dbaf9caf20ba0d38187412fb84cbf3072d01082a05b5822710
Manifest84c8df73b0f6a70c2644f4fb6a2563815f80a26aa4c4b7fb9b217761a0c4f02b

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
Signaturelc2BBibkYEJOldjjVonGU7rRno04DQtrXahY8QFKNBh85sggIBBpVSNTh5+P8nM7hNwkiglEDnETh+mkDz4VCw==
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

2026-09-17T10:33:31.858556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066338
observed 2ac6c12b90e3a3dbaf9caf20ba0d3818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.841611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066338/manifest.json
observed 84c8df73b0f6a70c2644f4fb6a256381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.824705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066338/publication.md
observed 3e2c39661b1d3193d21b849d9603af7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.806274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066338/publication.txt
observed fb8306a614faa912d571cd1905704a19...
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.