OT-2026-000019767
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000019767) never changes.
Identity and time
| Publication number | OT-2026-000019767 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb4-7b4e-adb9-d46392cf3678 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019767 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a8b5b533d25ee65a00540c9ad20d6dd256c4aebfda3c480562d142bc8c09eac |
|---|---|
| Markdown | 690e2ded9ff85f7017e89787c3c62d1121c106adac8cc719342ef806e4bd4cac |
| Publication page | 5ceac12173a1c2f0948aa2ffcf1a5ddf24646c350721fb0449b241b9ca3abbf8 |
| Manifest | 3d9162f03b8b48542bd43feba8d139c6c6705d02b4777c056c9d7fb0ff8f0e8d |
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 | TpZnTYAECNLMTQ6Xpq+vvn26Wm/H7qNGhCDXuNZtTsm314JyCq2iyi6TUHNGJhMjqUtZ7lLGJ21/aax9GB83Ag== |
| 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
| 2026-09-17T11:57:56.187965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019767observed 5ceac12173a1c2f0948aa2ffcf1a5ddf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:56.169400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019767/manifest.jsonobserved 3d9162f03b8b48542bd43feba8d139c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:56.147652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019767/publication.mdobserved 690e2ded9ff85f7017e89787c3c62d11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:56.126809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019767/publication.txtobserved 2a8b5b533d25ee65a00540c9ad20d6dd...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. |
|---|