OpenTechnical

OT-2026-000009995

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, sustained blow-off before set-down, on a tool changer

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-2026-000009995) never changes.

Identity and time

Publication numberOT-2026-000009995 · never reused
Internal UUID01a0ae6b-cb79-79df-9f22-f4f19ab3af69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009995
StatusPUBLIC

Content hashes

Canonical text8233d3abf7fa06ca5a9832293b13c006b48a4457bd18e6369fc1c156cdd79867
Markdown053b60f0fe0240e85d64a9907d59adbd6fddbb22458d5832c1caebbf7b8fc402
PDF
Publication page5e9c03ec847045df1ad5ad0f549d35601fe85e09449b27af3e000f9fe0457ccb
Manifest5e7663757114734e7a46734c7e5c5332460c235a4fdaca5e29ad34be96b54d65

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
Signature6exJDRb5bc+KLFMEoXTApLQfOLbFZESsUBZXUqddXPV9X1i7pQejlke9bnRsWl0zrpEVyefIkvFWWYN/qjVxCg==
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

2026-09-17T12:15:46.619330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009995
observed 5e9c03ec847045df1ad5ad0f549d3560...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:46.600327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009995/manifest.json
observed 5e7663757114734e7a46734c7e5c5332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:46.544132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009995/publication.md
observed 053b60f0fe0240e85d64a9907d59adbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:46.487615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009995/publication.txt
observed 8233d3abf7fa06ca5a9832293b13c006...
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.