OT-2026-000048481
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000048481) never changes.
Identity and time
| Publication number | OT-2026-000048481 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de5-71a4-92f9-8dd24979f53e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048481 |
| Status | PUBLIC |
Content hashes
| Canonical text | 941489cc9e1fb5509227ef8aeeda21a5a3210bacf0447c773a4fd3d50f6e4475 |
|---|---|
| Markdown | e15b68bb1cca9e349d319a8574351ff64c29b8f81a48102a0715b1a2ccd02d9b |
| Publication page | d6bd4696b2b5cd45ab6671d9553cf79138e38deee969f5d5f29d6249f7901327 |
| Manifest | d04784af9d29f28dfda48ddab77583fb1a9db2c30e2e6c14612c8086fd8bc32e |
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 | OolivT5NBZ0BWOMsZhlkLy7UDLd9+aVcvfvdlcy/kj4acbStYKh3oZvIbbIZ8mnClhBp1+Q1qnzyVQEE8JPSAg== |
| 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... |
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Independent retrieval
| 2026-09-29T20:41:29.655364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048481observed d6bd4696b2b5cd45ab6671d9553cf791...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-29T20:41:29.602730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048481/manifest.jsonobserved d04784af9d29f28dfda48ddab77583fb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T20:41:29.528820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048481/publication.mdobserved e15b68bb1cca9e349d319a8574351ff6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T20:41:29.461936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048481/publication.txtobserved 941489cc9e1fb5509227ef8aeeda21a5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T08:42:14.008027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048481observed d6bd4696b2b5cd45ab6671d9553cf791...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T08:42:13.252585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048481/manifest.jsonobserved d04784af9d29f28dfda48ddab77583fb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T08:42:12.832933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048481/publication.mdobserved e15b68bb1cca9e349d319a8574351ff6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T08:42:12.564353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048481/publication.txtobserved 941489cc9e1fb5509227ef8aeeda21a5...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|