OT-2026-000019454
Publication integrity record
Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000019454) never changes.
Identity and time
| Publication number | OT-2026-000019454 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7b92-85f4-55c78e7338c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019454 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d97e7437311de75941a6de0ef4ab7b079ba5590af29d8b48ab3dfcf664c8153 |
|---|---|
| Markdown | d543b0fdbc70c009a4cf15c766a0b9f4631bdae8f38f776245ef7db780d96c02 |
| Publication page | d7550aa27a7578508cf13d5dbe8b54a8171a8f02b1f9bb0555e0d3f472d1e62c |
| Manifest | 3d6121948250e81e8252095b1ff91560af5776474844fe7625b4e6c2430c1328 |
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 | Ia23MrbXAwUai1uiq4DoYL5NvvYK5wdUkDzltKVZ/1ICBL7y8eFEBEhMbur0pd2e96kVXvGBt3rplT3gZY27DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:51.370349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019454observed d7550aa27a7578508cf13d5dbe8b54a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:51.351341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019454/manifest.jsonobserved 3d6121948250e81e8252095b1ff91560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:51.333046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019454/publication.mdobserved d543b0fdbc70c009a4cf15c766a0b9f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:51.314737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019454/publication.txtobserved 5d97e7437311de75941a6de0ef4ab7b0...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
| Custody package | Pending Custody packages are produced weekly. |
|---|