OpenTechnical

OT-2026-000022349

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000022349) never changes.

Identity and time

Publication numberOT-2026-000022349 · never reused
Internal UUID01a0ae6f-f4fd-71d1-8375-e284a8e79af9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022349
StatusPUBLIC

Content hashes

Canonical text2c9f52ce86c0fe2b0c25ae91f5a1b2f32be4decc47ff3ca029a8ab8be64d7f1e
Markdown650ce1655da8388b3ef588cf746fa527531f873e6df42daab406f611c48f3476
PDF
Publication pageb9c7d7e6d654595f01fa07d19983ae1a6f0a3d3a6b3f995a9d565c7d969ae2e5
Manifest83d26fc011c2ccbd17056cb904da6461cd5ffce4bdc744990df2ebdf08239ba4

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
SignatureBbFXRVPbLU5/Qyd2hq5DZt7HO0XeK9HX5uv1+qilTUeeeQylU9UOy1yuFwqeV16JlDLCCpOURxYf/PW8W4oTCA==
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

2026-09-17T11:53:42.840355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022349
observed b9c7d7e6d654595f01fa07d19983ae1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:42.822087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022349/manifest.json
observed 83d26fc011c2ccbd17056cb904da6461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:42.804625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022349/publication.md
observed 650ce1655da8388b3ef588cf746fa527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:42.787102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022349/publication.txt
observed 2c9f52ce86c0fe2b0c25ae91f5a1b2f3...
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.