OT-2026-000001103
Publication integrity record
Method of calibrating manipulator, control system and robot system
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-2026-000001103) never changes.
Identity and time
| Publication number | OT-2026-000001103 · never reused |
|---|---|
| Internal UUID | 01a0a674-4395-762a-a7e0-62d8a007f958 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:03:52.470206Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000001103 |
| Status | PUBLIC |
Content hashes
| Canonical text | 920ca5fe03fe0f402ac0f5541d4d5758320b6add5f45551a7625d683e1580e71 |
|---|---|
| Markdown | c5279bf85f1d4bc223b8d7205e9a50cc59632ed63c37c1d5be1ed41faa8d323d |
| Publication page | 156e1d85f8931cbff3be546a7fd93c960801f23297bd2e6d556feee78e392735 |
| Manifest | 1b18fbf83c951aebaf641c62c819d967320c47b5ba818c542bd17f4b3f166e19 |
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 | uUkbM+ludbijGBmLsSj8T/iKuhT+WT/pG1Qb86Fi1OF6ICdf+dgMvwhy03GP2Cht2wWZ5TUyeojt96HfWJihAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T19:07:03Z batch OT-TS-2026-W38-001 · RFC 3161 token · inclusion proof root 6369baadb1a246009d149835804d20ba... |
|---|
Independent retrieval
| 2026-10-20T08:41:33.100974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001103observed 156e1d85f8931cbff3be546a7fd93c96...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-20T08:41:33.015251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001103/manifest.jsonobserved 1b18fbf83c951aebaf641c62c819d967...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T08:41:32.937199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001103/publication.mdobserved c5279bf85f1d4bc223b8d7205e9a50cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T08:41:32.735018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001103/publication.txtobserved 920ca5fe03fe0f402ac0f5541d4d5758...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:05.205263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001103observed 156e1d85f8931cbff3be546a7fd93c96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:05.191807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001103/manifest.jsonobserved 1b18fbf83c951aebaf641c62c819d967...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:05.176428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001103/publication.mdobserved c5279bf85f1d4bc223b8d7205e9a50cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:05.133111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001103/publication.txtobserved 920ca5fe03fe0f402ac0f5541d4d5758...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
| 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 |
|---|