OpenTechnical

OT-2026-000011920

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000011920) never changes.

Identity and time

Publication numberOT-2026-000011920 · never reused
Internal UUID01a0ae6d-1942-701a-9352-abc4fa39290a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011920
StatusPUBLIC

Content hashes

Canonical textf374aabf2321684f54c1311fce74ea1639649300b3dd29fbe828959779b5ad38
Markdown3f7106c8854957540cd3f680d8e23f12f8ca9087f673df7c88c9c0e831239660
PDF
Publication page401acd908e1fdaff6139828720c8d95a46f6548cca5dd8615d86d9e6597dd868
Manifest265247d092a80520ddbede11c0c319446b7427bbd1f9ddb2e3c2556e39182178

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
SignatureE3BIifbcEGrPKvZy8YNZa+UJAPbHyRebpIC2Zm/yu6Vt6URPcCgPF199fi8e1W5P+ebTnjaLtE1n+V6VwBv4AQ==
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

2026-09-17T12:12:41.179743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011920
observed 401acd908e1fdaff6139828720c8d95a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:41.160853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011920/manifest.json
observed 265247d092a80520ddbede11c0c31944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:41.140639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011920/publication.md
observed 3f7106c8854957540cd3f680d8e23f12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:41.122842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011920/publication.txt
observed f374aabf2321684f54c1311fce74ea16...
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.