OT-2026-000083572
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000083572) never changes.
Identity and time
| Publication number | OT-2026-000083572 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0415-7cd2-8951-32b9227d0c66 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083572 |
| Status | PUBLIC |
Content hashes
| Canonical text | a72b8d2de14804c74a4efd9d6a54ae9b76478f8cf3f3d850106273c8730a2d6a |
|---|---|
| Markdown | a5114d20667c5ac2546809315cb72180923896e7016795cd9f9db5bb18eb3e86 |
| Publication page | cf479c045745d557f257465c8e2ac187d32f4a7f53b6ba39bfbf15e3c004e901 |
| Manifest | 60ef0c34a8f64d34d9a2f1f9d75fb3a843f31e371953b2ddc28e1b0010f4f3d2 |
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 | q/UdYcEQ141H3sjcf97gNdoMSUowMO2y1s5Hamtb6IU6TiTDJ7I9lfv+CADHaBrljRaXvXhIu1lUI6Md396mAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:57:03.658285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083572observed cf479c045745d557f257465c8e2ac187...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:57:03.642126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083572/manifest.jsonobserved 60ef0c34a8f64d34d9a2f1f9d75fb3a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:03.624398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083572/publication.mdobserved a5114d20667c5ac2546809315cb72180...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:03.606678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083572/publication.txtobserved a72b8d2de14804c74a4efd9d6a54ae9b...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. |
|---|