OpenTechnical

OT-2026-000048040

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000048040) never changes.

Identity and time

Publication numberOT-2026-000048040 · never reused
Internal UUID01a0ae7f-c423-7f46-a92a-f71382b382b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048040
StatusPUBLIC

Content hashes

Canonical text2e742d2e17c64c687314eada316fcdb428b23c8e927145c65f1e72344464ff46
Markdown7a64002e41553fe5f285b814918270f7a4ad2dfb5f72d53bd75fa29025f9a147
PDF
Publication page752a4aa1197cbb05255efd736189e98077502231e1a50bfeefa7a3fc51c140bf
Manifest52d672cf826defd8832f2714ba0817377efb3857e1747262875ea2e47299477a

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
SignaturenjRt7ZlcwOOgrGniTZcga5p3ssecIhwKZ9Sf3yFSEfEw7u3p9jYilovz0uZiRbAASr8+15XXSkevIIVc9bsqAQ==
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

2026-09-17T11:06:02.498630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048040
observed 752a4aa1197cbb05255efd736189e980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.480420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048040/manifest.json
observed 52d672cf826defd8832f2714ba081737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.462194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048040/publication.md
observed 7a64002e41553fe5f285b814918270f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.443370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048040/publication.txt
observed 2e742d2e17c64c687314eada316fcdb4...
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.