OpenTechnical

OT-2026-000019340

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000019340) never changes.

Identity and time

Publication numberOT-2026-000019340 · never reused
Internal UUID01a0ae6e-f392-7e44-8f9c-23458f6ddbec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019340
StatusPUBLIC

Content hashes

Canonical text11f0e536a5fab41e445941fca1de0635fd909d704724345628c54e501063e470
Markdown950852e85a5aa2839666f223cef672e8c0ac4a4d2e0f88dbf4c430888fb6d851
PDF
Publication page5ddc4a276df0b5ee7dada251c5f9aca772139904e9790e7a8865b9f67430d8d9
Manifest034964885242acded96f2afba13265d38df51f69634dfb21f43435bf2701dde8

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
SignatureeYttlEMWN8dUsDR7u0y0uw68TGL7aOc0G+bKJYniOWgzqEUd8TzP0kXCYgBa+xJ2+vJCy28V7NUh0Zy2bARcDw==
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

2026-09-17T11:58:42.667713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019340
observed 5ddc4a276df0b5ee7dada251c5f9aca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:42.651535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019340/manifest.json
observed 034964885242acded96f2afba13265d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:42.634125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019340/publication.md
observed 950852e85a5aa2839666f223cef672e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:42.613685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019340/publication.txt
observed 11f0e536a5fab41e445941fca1de0635...
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.