OT-2026-000002158
Publication integrity record
Force sensitive end effector
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-2026-000002158) never changes.
Identity and time
| Publication number | OT-2026-000002158 · never reused |
|---|---|
| Internal UUID | 01a0a67a-f046-7f96-a1dd-a62056b615d3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:11:09.895335Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000002158 |
| Status | PUBLIC |
Content hashes
| Canonical text | 49aa98399c76dbdbd1498b1bb9ba69ad98fa2c1235570de15f7e9b99871a00dc |
|---|---|
| Markdown | 22fdf174cd144988d6fa35655da6c745ff6cfe5d3504f7504905002b915b1c0e |
| Publication page | bd44ea3df45a21626229a30deb79ca3af7ca061dda5c4eebb40ce0972157fa1f |
| Manifest | da440f840bc9280dd791b5190fd4fcbdf8baf01202c7bff71183bd20772b7053 |
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 | IcNDkZh62B2xikjqKPhDyZeTUc0ilMu+T74RzAXUofva9p4OSOpD7xuUS3AmneziTx5/z2iCsgs7L3F8f/W4Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T19:27:02Z batch OT-TS-2026-W38-002 · RFC 3161 token · inclusion proof root 2d7e364e718bd6a32072ec57f9edc195... |
|---|
Independent retrieval
| 2026-09-16T08:44:45.937633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002158observed bd44ea3df45a21626229a30deb79ca3a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:44:45.648717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002158/manifest.jsonobserved da440f840bc9280dd791b5190fd4fcbd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:45.431719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002158/publication.mdobserved 22fdf174cd144988d6fa35655da6c745...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:45.150546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002158/publication.txtobserved 49aa98399c76dbdbd1498b1bb9ba69ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:50:18.910157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002158observed bd44ea3df45a21626229a30deb79ca3a...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:50:18.882145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002158/manifest.jsonobserved da440f840bc9280dd791b5190fd4fcbd...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:50:18.868998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002158/publication.txtobserved 49aa98399c76dbdbd1498b1bb9ba69ad...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 |
|---|