OpenTechnical

OT-2026-000015930

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000015930) never changes.

Identity and time

Publication numberOT-2026-000015930 · never reused
Internal UUID01a0ae6e-0c4d-7c0b-b0d9-f0fe37c40fb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015930
StatusPUBLIC

Content hashes

Canonical texta26a58d0aac4b81f7e81bac0fa6ff7e1224f1e9eecd1a188f475780c44e69818
Markdown06dce26e9a2c3d84bb19e6a9dfe17513c1a3f263dea319e9fc53f35274303fad
PDF
Publication page6d476b485a62d23438471dc5e116fcf423c4ccc5ad5bfe3c33cac6c79aa01d69
Manifest3ce744106c3c84fd5ab696d635e783fc59ab0db70d484f7a62629fc14f56fb9b

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
Signature7uUzlUr0ybusWA0zSupRij5OTNP222VYL8OrcuRQjGvddhtKVf0dj2hHwJScd+ehX7vTtJdeMfBmxdYdLAC4DA==
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

2026-09-17T12:05:23.620957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015930
observed 6d476b485a62d23438471dc5e116fcf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:23.601213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015930/manifest.json
observed 3ce744106c3c84fd5ab696d635e783fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:23.581886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015930/publication.md
observed 06dce26e9a2c3d84bb19e6a9dfe17513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:23.563455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015930/publication.txt
observed a26a58d0aac4b81f7e81bac0fa6ff7e1...
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.