OT-2026-000049442
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000049442) never changes.
Identity and time
| Publication number | OT-2026-000049442 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-75fd-8eee-cfd103fbc97c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049442 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3eb39578d28af32def422558a1f0fd671a3cdda9cd6439d40145726dcbde70c5 |
|---|---|
| Markdown | b7cf0b0942f41b6a9b3a43f20cdaa19108393225b5e05f9beeb15f35a5f38ac0 |
| Publication page | 23fbb4a6db70a1b26a3336c772020f7401f4e2d649299ce1bb2e6bffbfe4262c |
| Manifest | f6d97faee667b663c709d53e3feccacd537525aeac07bb553ea7f991de586bd8 |
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 | IwpBYvC+0EZTLJ3DQhjY61CSwAaepn5t+leFILuNQlVWqUZ/mUROlbaehqLdtrMstJgYqlq25QvRgRkcxLjeAQ== |
| 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
| 2026-09-17T11:02:16.520215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049442observed 23fbb4a6db70a1b26a3336c772020f74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:16.501365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049442/manifest.jsonobserved f6d97faee667b663c709d53e3feccacd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:16.481583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049442/publication.mdobserved b7cf0b0942f41b6a9b3a43f20cdaa191...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:16.462043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049442/publication.txtobserved 3eb39578d28af32def422558a1f0fd67...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. |
|---|