OpenTechnical

OT-2026-000083113

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum 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-2026-000083113) never changes.

Identity and time

Publication numberOT-2026-000083113 · never reused
Internal UUID01a0ae97-c962-72d6-8be8-f38d54cb8137 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083113
StatusPUBLIC

Content hashes

Canonical text526a2edb54e987b5fc73152ce620c84f084a91657a0f41d150299c973f270baf
Markdownae5704ab730c2b265188aa79e62dc16dbb4dd24b99e1788eeb0075f800d03240
PDF
Publication page60d676f32beb9cb89f5548d665a61118a161d1b71f6453b081dcfa747f41dd76
Manifest3a246adc8c0e0283668d196f7c8fb76a87eb6bec345740228662adb2d6c6abb5

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
Signaturei+3vHJEKkQQ3D5fEzNkOS9PgSSjqZGPoEmI10NVD0VLRQbRvUMBMl+nyLf3OhUvGAPyU9vK3/ssKoCXsRDffAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:00:42.320486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083113
observed 60d676f32beb9cb89f5548d665a61118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:42.181619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083113/manifest.json
observed 3a246adc8c0e0283668d196f7c8fb76a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:41.916002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083113/publication.md
observed ae5704ab730c2b265188aa79e62dc16d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:41.897390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083113/publication.txt
observed 526a2edb54e987b5fc73152ce620c84f...
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.