OpenTechnical

OT-2026-000048625

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000048625) never changes.

Identity and time

Publication numberOT-2026-000048625 · never reused
Internal UUID01a0ae80-4de8-7c4d-a566-0eeb2bdc9cf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048625
StatusPUBLIC

Content hashes

Canonical text61b1b7ff25808ded2e17fe13f7acd82e235d39e371d286dd370b7cfdebdf73cf
Markdowne25dc2ce07a37523ee0dcfea5ba11ec42a2d94fd23fa60c3d21a827778669ce5
PDF
Publication page2125ce15e0917b1f3d7de0eca07b2918799a37c7e9aa5ea8833aa75ea1dda633
Manifest17eec7a91bb44aab295107c28d67b959ca3cbc3429925451de76c43953325d0f

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
SignatureZph0GvsA7MTCggDVsKrjgofrcmUEDzTNpmwzjMH+n9MqMqfqOHyhjBcXvWOxBVOxQx2O9zJ1ovg7RzFdDU+MDg==
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

2026-09-17T11:05:26.772216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048625
observed 2125ce15e0917b1f3d7de0eca07b2918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:26.753160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048625/manifest.json
observed 17eec7a91bb44aab295107c28d67b959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:26.733320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048625/publication.md
observed e25dc2ce07a37523ee0dcfea5ba11ec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:26.712696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048625/publication.txt
observed 61b1b7ff25808ded2e17fe13f7acd82e...
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.