OpenTechnical

OT-2026-000015797

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000015797) never changes.

Identity and time

Publication numberOT-2026-000015797 · never reused
Internal UUID01a0ae6e-0c4c-71c4-9202-53a004580770 · 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-2026-000015797
StatusPUBLIC

Content hashes

Canonical textebdac303e16f3177429807e3555b2321586d7fcaae3f673c6fdfe53acbd6f2c3
Markdownc3512c943a2a9a8db7dd6cc77526ec18fdb3ebe0c7255b57608b6680bc084736
PDF
Publication page4f3ae308c1b618c585d4be3bc87d398a82d7d61a88999ad49ba3e5d13b59e417
Manifestf0b07f5d2709c8488210671e9a1b924b264bff86a5b0f4f6119052de7577ddf8

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
Signature5qLmYqPNoIyEMtTGXmRMrW8ElMfMWFFvpgh2Ov9kJgsBH8opI1YGt9PZE2lyrRo0I+REkJ0tZvhqOhHXXgVHBA==
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

2026-09-17T12:05:06.211083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015797
observed 4f3ae308c1b618c585d4be3bc87d398a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:06.189356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015797/manifest.json
observed f0b07f5d2709c8488210671e9a1b924b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:06.170818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015797/publication.md
observed c3512c943a2a9a8db7dd6cc77526ec18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:06.153368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015797/publication.txt
observed ebdac303e16f3177429807e3555b2321...
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.