OpenTechnical

OT-2026-000009680

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000009680) never changes.

Identity and time

Publication numberOT-2026-000009680 · never reused
Internal UUID01a0ae6b-7564-76f4-aaee-a853a4ee0de7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009680
StatusPUBLIC

Content hashes

Canonical text6a9bc600f3010e747d0992c769b522e9bbeed1de4a4551b723a7f812120e0156
Markdown24adfea62c833933e2935163e4d1a31c74196258a2e7d6decfdc4d4fdccd6e93
PDF
Publication page9006a66a607c3b6515196dfe7fec483edf24421b0fe4dd9e7daf6c2e11a19926
Manifest883aaba81ec6db173f4b44b88cb4b9c32cc52b5d1faa64114441c46a67db0a24

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
SignatureCOfJ2pKCI3/a7xi0C7jPeXBJE7yNXrFvKwzEqTsTbiUJHgNfvcI3sAP0I4r0OutpsH6npu2qvaXxlCUAWIHiDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:09.559150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009680
observed 9006a66a607c3b6515196dfe7fec483e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:09.538587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009680/manifest.json
observed 883aaba81ec6db173f4b44b88cb4b9c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:09.520249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009680/publication.md
observed 24adfea62c833933e2935163e4d1a31c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:09.501300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009680/publication.txt
observed 6a9bc600f3010e747d0992c769b522e9...
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.