OT-2026-000056919
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000056919) never changes.
Identity and time
| Publication number | OT-2026-000056919 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af9-7158-bf3a-c7e00d6e2c69 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056919 |
| Status | PUBLIC |
Content hashes
| Canonical text | 862c461d55a46d6c79f33e446036c0b45fc95048246f84b0b7a0e9d6fa10108a |
|---|---|
| Markdown | b6c210109dcc7a6fd0ddb16a22b573b312c865d40098dc9971de6ce4cbb65529 |
| Publication page | 23c79c9f845a12450d6a7dc6f86e554e8098f35eeecbf3217bc5cc7bc9938d2a |
| Manifest | a049087954892e9cfbb134c4f9380ac706c0a65f103bb3c245f9f5206a2be554 |
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 | /WfaSnn+nzaOt5s7/ARMx5t2yX/X16bdpk6RLgrlXc+9aXwN3BvEBoSxRJGAHzbP14TOSXpdMwn5rJN1gtK4BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:27.847092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056919observed 23c79c9f845a12450d6a7dc6f86e554e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:27.829900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056919/manifest.jsonobserved a049087954892e9cfbb134c4f9380ac7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:27.810185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056919/publication.mdobserved b6c210109dcc7a6fd0ddb16a22b573b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:27.791214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056919/publication.txtobserved 862c461d55a46d6c79f33e446036c0b4...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. |
|---|