OpenTechnical

OT-2026-000032620

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000032620) never changes.

Identity and time

Publication numberOT-2026-000032620 · never reused
Internal UUID01a0ae75-1070-7bc3-8975-332931191be0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032620
StatusPUBLIC

Content hashes

Canonical text3ea16b6cf61f7305cd6a48267ab25cc6406ada31c56d045a8fe63f74baf99d1b
Markdown5e01f6eec079eb9970277420bdf553fe7f7697afbd997829f015779c04832950
PDF
Publication pageed215c4dc912e1b2f71b421e5af0c0883d4d6ca682f2a54a446fc86dd4754c5a
Manifesta090ee026c2811721115305b832ff57d438610c1e0214a7be2cb3398912d4d10

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
SignatureOOR/GKkrk7sWbvLV3IhYs2YKYxjUAZ10Sg9oi85A0SS57UqmEYED5jowt0L05dzZnAvlVudDqsWlmPGvGaU6CQ==
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

2026-09-17T11:34:12.391465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032620
observed ed215c4dc912e1b2f71b421e5af0c088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.373370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032620/manifest.json
observed a090ee026c2811721115305b832ff57d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.353537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032620/publication.md
observed 5e01f6eec079eb9970277420bdf553fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.334012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032620/publication.txt
observed 3ea16b6cf61f7305cd6a48267ab25cc6...
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.