OpenTechnical

OT-2026-000013486

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000013486) never changes.

Identity and time

Publication numberOT-2026-000013486 · never reused
Internal UUID01a0ae6d-6fca-7f3b-888d-1ebb4b8871cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013486
StatusPUBLIC

Content hashes

Canonical texte15f1bde75f0c44f38b3bfb8c4f684a6611212db7a2decc0417f4593025bcc3a
Markdown1c71b3688c7a7373bcabaf0e82a635e239fdb3bf92b721d883f0fc4f5b919cc4
PDF
Publication page183d01b2a14bcfcf75580408a00e1875f687b277b251517f2672475019882a88
Manifesteab133e4a58dd43e7653269adc18093b5acab216bc9817a3169c47730cdd56f4

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
SignatureGDZwnnWsK5IKcKFdxe8Ai5UlewenvL9GLGFXtyIvKTkUqwuVrWbar0RwN5e7D263ZVTOpokQ3WDqr5wcxKgLAQ==
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

2026-09-17T12:09:59.430595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013486
observed 183d01b2a14bcfcf75580408a00e1875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:59.409916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013486/manifest.json
observed eab133e4a58dd43e7653269adc18093b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:59.389812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013486/publication.md
observed 1c71b3688c7a7373bcabaf0e82a635e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:59.371087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013486/publication.txt
observed e15f1bde75f0c44f38b3bfb8c4f684a6...
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.