OT-2026-000000052
Publication integrity record
Screwdriving System with Depth and Torque Cross-Check for Boss Integrity
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-2026-000000052) never changes.
Identity and time
| Publication number | OT-2026-000000052 · never reused |
|---|---|
| Internal UUID | 01a0a4e9-b951-7e40-87e6-044d9be16542 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T11:52:55.891144Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000052 |
| Status | PUBLIC |
Content hashes
| Canonical text | d98baf6f4e283930b4b42987455b6f703f1a207c56d81bdff92fbcf99d7817d9 |
|---|---|
| Markdown | f031e401c1e266b028c94d5d632e3988f6a10b122e7916f1d4a2e105e4cfdef1 |
| 1c9ecf788f2ba3ee17faa5335a6f973500281f6adb1f98535ec97c4576a480c1 | |
| Publication page | 9c1b452a017f04e3fd2c17ed09a13a56f1c6955d327f69c3291b1b2ec937ed09 |
| Manifest | 60f85c936229c2335d395225222a5325a1d85aa73a70e3aff3ec9de46d60ed44 |
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 | DrrJLS6mGuB2wZN3CK2qTaNY0+C25RAHJK9RFssplK0/W1D4OL28L/EEG9RkAbUYIeBzHdq+qdD9tkKsUM/6Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T12:03:59Z batch OT-TS-2026-W38-004 · RFC 3161 token · inclusion proof root 374ac7be5b27e8fbd4755a00ec69d4c7... |
|---|
Independent retrieval
| 2026-09-15T12:41:04.641979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000052observed 9c1b452a017f04e3fd2c17ed09a13a56...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T12:41:04.343375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000052/publication.pdfobserved 1c9ecf788f2ba3ee17faa5335a6f9735...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T12:41:04.146396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000052/manifest.jsonobserved 60f85c936229c2335d395225222a5325...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T12:41:03.909180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000052/publication.txtobserved d98baf6f4e283930b4b42987455b6f70...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T12:00:03.344497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000052observed 9c1b452a017f04e3fd2c17ed09a13a56...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T12:00:03.313802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000052/publication.pdfobserved 1c9ecf788f2ba3ee17faa5335a6f9735...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T12:00:03.289533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000052/manifest.jsonobserved 60f85c936229c2335d395225222a5325...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T12:00:03.261407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000052/publication.txtobserved d98baf6f4e283930b4b42987455b6f70...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 |
|---|