OT-2026-000007427
Publication integrity record
Magnetic end effector, pump fed, permanent magnet
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-2026-000007427) never changes.
Identity and time
| Publication number | OT-2026-000007427 · never reused |
|---|---|
| Internal UUID | 01a0a97e-67d1-7d8f-9407-b7b8c38ce8ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:13:48.756849Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007427 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0dfd994a45d7a312ab211e1b657ee43965d278070a849c2e9bdc12bacc088c41 |
|---|---|
| Markdown | 33593af58b270768d90b3b19ecc3688c7361a7b65778718cb9b567da162cb0f4 |
| Publication page | e038de313bfb9db8ea8f58eabcdbecf8db9b4dfda5c4381123d381a9849be6f5 |
| Manifest | d723e068a3c8a074d34d68a26ec9855c498e2aeeddd4c609690ebae9ed34f521 |
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 | xRkYlcNgTyoMWCNTSZWbu3JxKub0FAtuj4HftLKlTIVHb368hg6FLyltM4pxEdMr8dLpYbSLE13msZyxEzZHBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:05.970429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007427observed e038de313bfb9db8ea8f58eabcdbecf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:05.957624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007427/manifest.jsonobserved d723e068a3c8a074d34d68a26ec9855c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.944653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007427/publication.mdobserved 33593af58b270768d90b3b19ecc3688c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.932446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007427/publication.txtobserved 0dfd994a45d7a312ab211e1b657ee439...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. |
|---|