OpenTechnical

OT-2026-000056312

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000056312) never changes.

Identity and time

Publication numberOT-2026-000056312 · never reused
Internal UUID01a0ae87-4bd1-7599-bf33-4635bce70329 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056312
StatusPUBLIC

Content hashes

Canonical textd1b1f2fc4237c44ed507479e86e3e53e41b87a96f9da4d2632b9269108f200ee
Markdown3ff891a84d7780ec100a0c3ac175ca2e156f5f3282263019526e75730f83a441
PDF
Publication page9ca2984e644b71403697914be2f3edc41f93011ae7ca4c698d3bafc514b8d430
Manifest24ef1d2b73940d5a214446528a5fa9b266ebb5bd4af47ce4777e147addaac595

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
SignaturefO1xoTKsMj9BLeFDjqWyJhC+RpmHk4pLzZA0OYCocPTJ84kk1oRX8UvgjLOdPqp89g+fxYNtILakS48znFKjBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:48.752875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056312
observed 9ca2984e644b71403697914be2f3edc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:48.737431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056312/manifest.json
observed 24ef1d2b73940d5a214446528a5fa9b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:48.720249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056312/publication.md
observed 3ff891a84d7780ec100a0c3ac175ca2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:48.702375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056312/publication.txt
observed d1b1f2fc4237c44ed507479e86e3e53e...
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.