OpenTechnical

OT-2026-000007529

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000007529) never changes.

Identity and time

Publication numberOT-2026-000007529 · never reused
Internal UUID01a0ae62-4df5-7ca4-a100-e5f2bbf34573 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007529
StatusPUBLIC

Content hashes

Canonical textab12fb92520d5b342e335134c6821ebc444caf26cae231c9f286d47a5d8f7b3b
Markdown3aa59135b0be33837f4eaa00e31cc1bffc50368776b5c9df8c9948ac4ce57c5c
PDF
Publication page2a6a7a3627d33d99655e6e44c610ce0b53f3d8d7468494d92f1c7c304988b595
Manifest1912b70e4fdf0adb46d8cb72b8292f3ea4340f6a9b2d865934e052e3592ad22c

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
Signatureti49TsM3TK9XIUuQP8VANeltPVgAyLXsCcUL9iI959dgs/yxNY8ASas8wfeanINQLTKQ/X+Od95TU2wXTjhECQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:22.286009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007529
observed 2a6a7a3627d33d99655e6e44c610ce0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:22.269731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007529/manifest.json
observed 1912b70e4fdf0adb46d8cb72b8292f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:22.251910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007529/publication.md
observed 3aa59135b0be33837f4eaa00e31cc1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:22.235516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007529/publication.txt
observed ab12fb92520d5b342e335134c6821ebc...
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.