OpenTechnical

OT-2026-000071960

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000071960) never changes.

Identity and time

Publication numberOT-2026-000071960 · never reused
Internal UUID01a0ae92-47c0-7250-87ef-26f899b4580f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071960
StatusPUBLIC

Content hashes

Canonical text5bacc2d59f2d27a56fc087709ae9d4f10ac7dada36ab3ad9fe3b97aac182ba8f
Markdown5b7d0a2688fdda560afd5ab7c7c6b92c82081f6a0a222c84e06f63b011b3528c
PDF
Publication pageca7a9d7e0c3bee0bba59fff983b66d6b8dd10a1eeb072fe3fb697a59e609ecee
Manifeste7d6360072ef5e0cbb89e3dc997b987cc918d2a6afb367ec9816bb12fc20c08c

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
SignaturebpHZp4DJaQGvAn2bnVyLf2SAw6cB1JdQMZSpKRGX89NSUKpYcJ/edOO/jNJg1nd78Dl/B/AL+4LrNJItKMD9Bg==
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

2026-09-17T10:22:59.935220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071960
observed ca7a9d7e0c3bee0bba59fff983b66d6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.918389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071960/manifest.json
observed e7d6360072ef5e0cbb89e3dc997b987c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.902076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071960/publication.md
observed 5b7d0a2688fdda560afd5ab7c7c6b92c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.885815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071960/publication.txt
observed 5bacc2d59f2d27a56fc087709ae9d4f1...
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.