OpenTechnical

OT-2026-000011159

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, vented before 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-2026-000011159) never changes.

Identity and time

Publication numberOT-2026-000011159 · never reused
Internal UUID01a0ae6c-540f-7a4b-8ddd-7b8d3e708ff9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011159
StatusPUBLIC

Content hashes

Canonical text73c2573b07cd2ea2ac95dbd0b979e03d4ef5398d3f96f6d51a37574d8a7bd605
Markdownb30adc6377ac483895f7713d8a05f694fc2f814c23a4f9941cd25edc81dd4a69
PDF
Publication page624bb0b8e67b1c0e621624e80041bafc2ff96823f8f01d45e4907d7e591a0463
Manifestab120f0f6a70b3b56158c5d0bb683e2f03c714f4e379550f0f186a19f5e87192

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
Signature/G9+CQOyTl/iX8PfiA2wvACvjXzQUERLnZbupNCAEusDQJj973TGeJ/kT54w9kmifTv+yBqHpXokcyB2YLDMAw==
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

2026-09-17T12:14:05.594315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011159
observed 624bb0b8e67b1c0e621624e80041bafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:05.573685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011159/manifest.json
observed ab120f0f6a70b3b56158c5d0bb683e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:05.554805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011159/publication.md
observed b30adc6377ac483895f7713d8a05f694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:05.536074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011159/publication.txt
observed 73c2573b07cd2ea2ac95dbd0b979e03d...
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.