OT-2026-000074975
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-2026-000074975) never changes.
Identity and time
| Publication number | OT-2026-000074975 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-71d5-a1f1-9a9124a57ccd · 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-2026-000074975 |
| Status | PUBLIC |
Content hashes
| Canonical text | d62f1b4e604cee58ebe65d37552b38a35be752ad68bd93cba4ee7f32da330816 |
|---|---|
| Markdown | dafd324b135aa0a2fc17243a877030b2884f858249aad26b3c361cd3ec6cf0e3 |
| Publication page | 9893efcb873f7c176f0481b7b9b32a537316fb9c2c091669bc387d40f5daf5c6 |
| Manifest | c917bb03a4ff2ccca8155d4dbdcda7b2ed8da6e18034700128bbd61811b2726e |
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 | GhB9PIo8/VmCluZRHvqrZKXZSCfVLD8vj8GmYLBXbwy1/ewec26FQ8aYfxoZCLMeR+W7Jd6RaeqeATVicjXgCg== |
| 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
| 2026-09-17T10:18:46.638365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074975observed 9893efcb873f7c176f0481b7b9b32a53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:46.621439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074975/manifest.jsonobserved c917bb03a4ff2ccca8155d4dbdcda7b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:46.603828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074975/publication.mdobserved dafd324b135aa0a2fc17243a877030b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:46.588048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074975/publication.txtobserved d62f1b4e604cee58ebe65d37552b38a3...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. |
|---|