OpenTechnical

OT-2026-000065899

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000065899) never changes.

Identity and time

Publication numberOT-2026-000065899 · never reused
Internal UUID01a0ae8e-8dc1-74b0-9e1c-7783f5ad7d60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065899
StatusPUBLIC

Content hashes

Canonical textfa4d468d7e2d73e40603e3614c1c6b38b5e3e196c1a74119c26e2ca963992051
Markdown1dd7770c35ef95661d92b23eb61e84cd2b49dde6846cd40a44c916a60c07c937
PDF
Publication page5cdc26884d2439b5febb661ca809da90d47facb9c3263a24360152e780ccdd7b
Manifestaf850af5d93784aeb5c615088cd6756a6ab997cce1ad327bc905aed727de6c11

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
Signature5Wv19qR1DPYLDiGCIFYksNkAv+HhVvBg2D0beyisJwsFgTPRMILWYNsIs+4PisllFvY7snalRBf/M6v84xMqBg==
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

2026-09-17T08:50:06.519967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065899
observed 5cdc26884d2439b5febb661ca809da90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:06.502512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065899/manifest.json
observed af850af5d93784aeb5c615088cd6756a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:06.480476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065899/publication.md
observed 1dd7770c35ef95661d92b23eb61e84cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:06.336867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065899/publication.txt
observed fa4d468d7e2d73e40603e3614c1c6b38...
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.