OpenTechnical

OT-2026-000026416

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000026416) never changes.

Identity and time

Publication numberOT-2026-000026416 · never reused
Internal UUID01a0ae71-f4a7-7ae2-988b-0933287c5789 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026416
StatusPUBLIC

Content hashes

Canonical text56401724b12a31040e18b5bd5b6ab4d701a6e6caf17e169427bdb84c295d3cce
Markdowna86f08b1df31379938e9052b74c78797c3127a0a594f43b6eca5f84d9f23c77f
PDF
Publication page27fa755f5c7f10dd29414413c22c97624b147919583125fcde7d3728545a37e5
Manifest7ebd493cca9d56ee2589844b82dc11a2191afb12ad13cbfba5e30157176f8388

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
SignatureCdT6bLA0YmnyyGH6i1g6S0M8tHjUDlrld8G60O0znopjGyapKCYZfQFVMQlW2nT7xKoHGcidzRi4C5yMi1mqAg==
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

2026-09-17T11:44:24.367615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026416
observed 27fa755f5c7f10dd29414413c22c9762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:24.349620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026416/manifest.json
observed 7ebd493cca9d56ee2589844b82dc11a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:24.331965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026416/publication.md
observed a86f08b1df31379938e9052b74c78797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:24.315445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026416/publication.txt
observed 56401724b12a31040e18b5bd5b6ab4d7...
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.