OT-2026-000000040
Publication integrity record
Rack Upright Protection with Impact History Indicator
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-2026-000000040) never changes.
Identity and time
| Publication number | OT-2026-000000040 · never reused |
|---|---|
| Internal UUID | 01a0a4df-425a-7d65-a612-f59cef66c4b9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T11:41:30.077494Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000040 |
| Status | PUBLIC |
Content hashes
| Canonical text | d31330210ada0b96e47aad4158c86cd6b21fc162d4c87338f22155dadfb746eb |
|---|---|
| Markdown | e9fd4dea875a2e8b988c6952047378855dfe1e1bab0683f6df5bc22093760113 |
| d898b9a89c67e1d7380906ad2a089001602ed8991ea44b4d42e1467af1535c22 | |
| Publication page | 320bdd89e476d5c81d4e5346a385ca5329acca9d4a8aac1511e68237ba4e930e |
| Manifest | 6cccf3574b5b0fd7bde883565f6688b95084ba0ac6470effe797e5a8c4763cab |
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-2026-02 · Verified |
|---|---|
| Signature | q2bSsbjKT3hf3/EDyot+HV7SCZeKJ8+MKF12vUv8WwTjf75OfVIbAgCDfTKxfIykw+vHaAucis9nyTOzAiwHAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T11:47:01Z batch OT-TS-2026-W38-003 · RFC 3161 token · inclusion proof root 9563dce58556d06689dcee7fb61d5c87... |
|---|
Independent retrieval
| 2026-09-15T12:41:18.015011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000040observed 320bdd89e476d5c81d4e5346a385ca53...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T12:41:17.840090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000040/publication.pdfobserved d898b9a89c67e1d7380906ad2a089001...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T12:41:17.697314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000040/manifest.jsonobserved 6cccf3574b5b0fd7bde883565f6688b9...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T12:41:17.549410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000040/publication.txtobserved d31330210ada0b96e47aad4158c86cd6...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T11:50:03.392840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000040observed 320bdd89e476d5c81d4e5346a385ca53...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T11:50:03.373877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000040/publication.pdfobserved d898b9a89c67e1d7380906ad2a089001...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T11:50:03.359997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000040/manifest.jsonobserved 6cccf3574b5b0fd7bde883565f6688b9...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T11:50:03.344762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000040/publication.txtobserved d31330210ada0b96e47aad4158c86cd6...fetched by instance-3.rotem.ai from 127.0.0.1, 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.zstf5540ade9ee87306569c02456843c15d... · 9,431,008 bytes · held by held on site pending an external custodian · retention permanent |
|---|