OpenTechnical

OT-2026-000050448

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000050448) never changes.

Identity and time

Publication numberOT-2026-000050448 · never reused
Internal UUID01a0ae82-5c48-7774-9b49-e0a269c867a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050448
StatusPUBLIC

Content hashes

Canonical text6295d80752214d5f0fdb34768966436fd11630636ac6e10ab4afa11ceb70d5cc
Markdown28af24fafd1a300e5121effad7f27328032c586b0bb63b4a9e9243a90b33c143
PDF
Publication page7353d99adba6b2433e7dd3181e781a4e50990643de45015e39ea8e8123ff4a3a
Manifestcc1b3f02fffe6fded287b6f1e27ecd750bcf9d7781dccd1e7d544eae1cf73323

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
SignaturesKeg1EhuRcgzTuEd9x7x0YCE7t5XWPu3i/yM5cd0NXEVsdXkX9vJekpcdwwqF/s2uoH1DJTVP2gZXOwu0IweDw==
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

2026-09-17T11:01:29.829165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050448
observed 7353d99adba6b2433e7dd3181e781a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:29.811454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050448/manifest.json
observed cc1b3f02fffe6fded287b6f1e27ecd75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:29.794390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050448/publication.md
observed 28af24fafd1a300e5121effad7f27328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:29.776885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050448/publication.txt
observed 6295d80752214d5f0fdb34768966436f...
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.