OT-2026-000019397
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000019397) never changes.
Identity and time
| Publication number | OT-2026-000019397 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7a50-bdc5-91d4b3c0a067 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019397 |
| Status | PUBLIC |
Content hashes
| Canonical text | 145c83fa7525e030b1131e5999cb5aab8a00efec12bd5fafedf50566104d8cb0 |
|---|---|
| Markdown | f7cf122dc5930db9fafa0e58f1e50451642bf0984465a2650eb5a8d30826f864 |
| Publication page | dd907da407a44621ed43bef7de7d577967b5f6466aff252bb0b78268eb57d582 |
| Manifest | cf2d24a15d9955055f177eb92c65480613fee1aed0d3aba98bf331dda053223d |
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 | L6i9dfVVXZtV8HZlU2gpL91nq6K4XorKePfn+gYrpHl9AbAYrelGZQrrsYwPwJbgWhFbJZrEP0n+Pj8tULb0BQ== |
| 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
| 2026-09-17T11:58:46.930803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019397observed dd907da407a44621ed43bef7de7d5779...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:46.911107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019397/manifest.jsonobserved cf2d24a15d9955055f177eb92c654806...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:46.892044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019397/publication.mdobserved f7cf122dc5930db9fafa0e58f1e50451...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:46.873639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019397/publication.txtobserved 145c83fa7525e030b1131e5999cb5aab...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. |
|---|