OT-2026-000074702
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000074702) never changes.
Identity and time
| Publication number | OT-2026-000074702 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-71cb-8445-bc61db2b3f10 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074702 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67d5617ead69a3e5bf133858e0d52dc3614272307aa3574ed06e4d3018dad69f |
|---|---|
| Markdown | c054b93270335c820e34f8aabcde25f5e745c358d2db570ad852348c955836aa |
| Publication page | 87daf33f55a17382a4cd439c9c6ac7d559689aa9ab79013196a041b393ffbfb3 |
| Manifest | a5c11fa412c0a24fb114a1dbb67e37abddef552a5fc56ea5e32580a37cc7fd9b |
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 | 74F0MENkl7dXs8qzuuuMcI6VUp+0og1LDifG4kGSyOQS52jrA4XghmkiLffJ/DCzcnTzw7n1rF8MIa/rLi9JCg== |
| 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
| 2026-09-17T10:18:17.595508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074702observed 87daf33f55a17382a4cd439c9c6ac7d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:17.577017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074702/manifest.jsonobserved a5c11fa412c0a24fb114a1dbb67e37ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:17.559478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074702/publication.mdobserved c054b93270335c820e34f8aabcde25f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:17.541675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074702/publication.txtobserved 67d5617ead69a3e5bf133858e0d52dc3...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. |
|---|