OpenTechnical

OT-2026-000083024

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000083024) never changes.

Identity and time

Publication numberOT-2026-000083024 · never reused
Internal UUID01a0ae97-c961-71c4-ae0f-d0d9fdbc6957 · 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-2026-000083024
StatusPUBLIC

Content hashes

Canonical text8c3aabaaef61b0e1fb3da4244501307f9295f0d669cff2f5bd33cbe5ea95f478
Markdown636883d3fa90ec9cdac91fa6fa0614dfbf263b4b7d8670b623c1ce7fb36228e9
PDF
Publication pageebe2cbb2d9a237fd5bc0c89e58c16d25283ebd9d3a4aeec7bfdf19cdc082340a
Manifest60fa1e5aa44a16e73cddc8ed30a3afabd6979958cd4649824cfcff3aec2bcfba

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
Signatured8A8JQiTopXdN8LSu40DgqB7NctQUWx5j8kbt4VpuwYG8+0K2dD30zyNGc/JLWZdjBUv2m4bqGeI/Dfhgz4aAg==
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

2026-09-17T09:00:19.863134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083024
observed ebe2cbb2d9a237fd5bc0c89e58c16d25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:19.846994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083024/manifest.json
observed 60fa1e5aa44a16e73cddc8ed30a3afab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:19.827567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083024/publication.md
observed 636883d3fa90ec9cdac91fa6fa0614df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:19.810139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083024/publication.txt
observed 8c3aabaaef61b0e1fb3da4244501307f...
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.