OT-2026-000020105
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000020105) never changes.
Identity and time
| Publication number | OT-2026-000020105 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4378-7d37-9c29-0ac5f82cca59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020105 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c915e2ff409465f059e88e49f0154b4da89666fda40663f5fd8b7c8b8db74a5 |
|---|---|
| Markdown | ee6980aa0a915e0a177231480449f918942d5a4aea2dea20b1f1c88b4c3b0d6b |
| Publication page | 20f82e23c698870595ce0579f91fb4e767fced01244e6bc8ab7a81f0cf85a91e |
| Manifest | e34844c5ae08d6198b601a68fadc810171c084c051956fc1caaa1c5d856180c4 |
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 | k/YV4To7BX4SmmjgbOTuBCSnGzQ2G9KVf3lP3m7zZOToqfJc4qWXU7hSULCBiqIOfW30PjPlaIGq8hnsGLltCA== |
| 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
| 2026-09-17T11:56:24.096057Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020105observed 20f82e23c698870595ce0579f91fb4e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:24.078096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020105/manifest.jsonobserved e34844c5ae08d6198b601a68fadc8101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:24.059041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020105/publication.mdobserved ee6980aa0a915e0a177231480449f918...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:23.996439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020105/publication.txtobserved 2c915e2ff409465f059e88e49f0154b4...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. |
|---|