OT-2026-000012755
Publication integrity record
Four cup vacuum gripper, four zone face, plant vacuum fed, pulsed 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-2026-000012755) never changes.
Identity and time
| Publication number | OT-2026-000012755 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5562-7bfb-9cd5-7fbcbc0ea3ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012755 |
| Status | PUBLIC |
Content hashes
| Canonical text | cfcd5b1307cd04e1460b915274421dcd7367b9466dca5845d5302b797e6a8b18 |
|---|---|
| Markdown | f261f97d89091faa360f47b7d7beb11ce76ff24d50468d20d4b0601c0e7ef98f |
| Publication page | b98603f9ca971ca3122a69e39f612984bf5c4510e9d57681c104de93ff9be4fb |
| Manifest | 2c203c622468c789ccfad07307203c695035e1a5b40b535843d5e4b86fc96036 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | VuQjVqBbuGqsFufMU4yXajvUB7WEasaMUJCKcNE80IdrI7GzMj9DL2kT5RArVkdVsouKy3Bps2UX+XiQQ8NFCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:10:27.654638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012755observed b98603f9ca971ca3122a69e39f612984...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:27.632623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012755/manifest.jsonobserved 2c203c622468c789ccfad07307203c69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:27.613801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012755/publication.mdobserved f261f97d89091faa360f47b7d7beb11c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:27.594599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012755/publication.txtobserved cfcd5b1307cd04e1460b915274421dcd...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|