OpenTechnical

OT-2026-000036316

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000036316) never changes.

Identity and time

Publication numberOT-2026-000036316 · never reused
Internal UUID01a0ae77-01d0-70b2-ba49-4c8ade9a55af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036316
StatusPUBLIC

Content hashes

Canonical textad6c94cb33501e02da9417d57cce37d7fbf134fab1e4c9a4a55c6134833210c5
Markdown006d42b596ff384748cf95bdfc4ea1aa1ee5daed962a8249cd762803c9d03d90
PDF
Publication pageb34291bccbb8ed8b2babcc7a8a19a02a810eed0c0ed0a3dc32ac8ca85cd5750f
Manifest0582ab7ae0abad8b05943254ea3d2d1246558135f0af304c702627a90eb189a9

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
SignaturenIgI46gccpyFe5FRrSJrnwM7hc/2qTQsr7t0RBKiyM3gNDGLCvzzDqAiJ65u+7scy67TygDqnFrXLHUMoZz9DQ==
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

2026-09-17T11:26:35.433797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036316
observed b34291bccbb8ed8b2babcc7a8a19a02a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:35.415634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036316/manifest.json
observed 0582ab7ae0abad8b05943254ea3d2d12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:35.398026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036316/publication.md
observed 006d42b596ff384748cf95bdfc4ea1aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:35.378627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036316/publication.txt
observed ad6c94cb33501e02da9417d57cce37d7...
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.