OpenTechnical

OT-2026-000022301

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000022301) never changes.

Identity and time

Publication numberOT-2026-000022301 · never reused
Internal UUID01a0ae6f-f4fc-7554-9045-4ea8a192640b · 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-2026-000022301
StatusPUBLIC

Content hashes

Canonical text631667dedbaded9b6e9259eb7ad6aa99b3694325a31aeefd1d0e24d41bbed29b
Markdown2316e7a404a377277bbac68e492ba5a45c418233701f304939f824162adeb85b
PDF
Publication page24296f2da8e20290257b4465970c76fd6c051eb7776ec86d509529508888439f
Manifest94b13b81638fc27afd3be2ee63a113d3c4bef5e0599b4b191a620c649a3765d4

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
Signaturerlw65drpfBbQkzGhI6jXcdhL3pqDj1O95fulHg5V/lMQvS74jaS7RgSMlXpFopsm8WF3c5iOR1M70jz5UjweDw==
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

2026-09-17T11:53:06.340066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022301
observed 24296f2da8e20290257b4465970c76fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:06.323405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022301/manifest.json
observed 94b13b81638fc27afd3be2ee63a113d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:06.306112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022301/publication.md
observed 2316e7a404a377277bbac68e492ba5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:06.289481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022301/publication.txt
observed 631667dedbaded9b6e9259eb7ad6aa99...
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.