OT-2026-000001240
Publication integrity record
Fastener installation tools, systems and methods
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-2026-000001240) never changes.
Identity and time
| Publication number | OT-2026-000001240 · never reused |
|---|---|
| Internal UUID | 01a0a674-bb3d-7464-ab49-6aad25a60f85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:04:23.102236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000001240 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e319ca69954300c415c730cdcbecd5d7d2a994d5af88c1ebd6825e475b1559b |
|---|---|
| Markdown | a3df1320e8e15b861be57bd654f99ed0c28d55b6604798a41aa39aa7ba168749 |
| Publication page | c634d61addde3ac654d0a21f6180848e9f3b1b21702cc0c35bb92b45182af76c |
| Manifest | d131ae1f80924a10f39d820275c9360871bac2f911a80de21608c627da554991 |
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 | GsBUL60+HGt8fMPtX4nUif/hESsZNCA9nKZic0x5OTUbqzylFf3PDtNvhYc82HtgHjQLQDFlLD5HDyHCC3yRDQ== |
| 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
| 2026-09-16T00:42:22.200020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001240observed c634d61addde3ac654d0a21f6180848e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T00:42:21.829695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001240/manifest.jsonobserved d131ae1f80924a10f39d820275c93608...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T00:42:21.397034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001240/publication.mdobserved a3df1320e8e15b861be57bd654f99ed0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T00:42:21.052357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001240/publication.txtobserved 7e319ca69954300c415c730cdcbecd5d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:42:53.259534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001240observed c634d61addde3ac654d0a21f6180848e...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:42:52.855410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001240/manifest.jsonobserved d131ae1f80924a10f39d820275c93608...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:42:52.737319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001240/publication.txtobserved 7e319ca69954300c415c730cdcbecd5d...fetched by grabo-systems from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:10:40.323555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001240observed c634d61addde3ac654d0a21f6180848e...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.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|