OpenTechnical

OT-2026-000043408

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000043408) never changes.

Identity and time

Publication numberOT-2026-000043408 · never reused
Internal UUID01a0ae7b-327e-7620-91f6-6950ad665ec8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043408
StatusPUBLIC

Content hashes

Canonical text75fb2c13b162c763825e9c5e8a90042c4bbd8d306787362f7626389a5358bac6
Markdownb9cba6538c782322d84a92024461b07e5bef7bb37cf2814405bb5d84e5820966
PDF
Publication pagefeaf324e42739d1c93bfdcc8184eda28f9a0238ad169f705cdb9334a262f3cb3
Manifest0b6d8201ba5053b9b4577222f821941540e28f52e34d77c6b5a29966dd8e0647

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
SignatureB686TyCMkU9jn5BXT7GoUv1dN/4o+aClZVrgGkjhEeNBu4PB4qcptnx7A8B1g/16k0B8eMVSX+HHONnjYjmGBQ==
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

2026-09-17T11:13:56.798953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043408
observed feaf324e42739d1c93bfdcc8184eda28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:56.780757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043408/manifest.json
observed 0b6d8201ba5053b9b4577222f8219415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:56.762015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043408/publication.md
observed b9cba6538c782322d84a92024461b07e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:56.743224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043408/publication.txt
observed 75fb2c13b162c763825e9c5e8a90042c...
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.