OT-2026-000074973
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold 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-2026-000074973) never changes.
Identity and time
| Publication number | OT-2026-000074973 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-7503-b36d-179a3d2e6454 · 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-2026-000074973 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ad708fb94c329ac0b5e55d10be35e44ac53d869d4a5d2489ab75204d4fada45 |
|---|---|
| Markdown | 2189dfcb56de94c80486c4614c66e636d10ce7e9f2a98cc033ca2fd361ce1eb8 |
| Publication page | 2bfc4ca9c21206f72d3de808d1c93888ac7123603e7c036996bb0164a7f7a5fd |
| Manifest | 63d3971f723dc0a22df25da2e6bfe771e9e514bdc333f164cfdb5656d778a617 |
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 | x3Vh3Zzy+Wc/ZIYEITvqVTXlCV9565eo6y+4q3zMnV9FoiHKIKHE2iZe1OVoqNKWt2KABi/OK1Z9WepkqsX+Ag== |
| 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
| 2026-09-17T10:18:46.495961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074973observed 2bfc4ca9c21206f72d3de808d1c93888...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:46.478320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074973/manifest.jsonobserved 63d3971f723dc0a22df25da2e6bfe771...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:46.459634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074973/publication.mdobserved 2189dfcb56de94c80486c4614c66e636...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:46.440344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074973/publication.txtobserved 4ad708fb94c329ac0b5e55d10be35e44...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. |
|---|