OT-2026-000004479
Publication integrity record
Bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure verified
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-2026-000004479) never changes.
Identity and time
| Publication number | OT-2026-000004479 · never reused |
|---|---|
| Internal UUID | 01a0a919-67db-7bee-9a02-d4872e94e8cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:23:29.630407Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004479 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0d9a3ca88a5be24584f9e751ca3546e8a85de40827cd13a7b993b3d5b1c3f6a6 |
|---|---|
| Markdown | 0d5a4807836faedfc6b738258550253f5ab29667e831133f9cd96b38391fba7e |
| Publication page | 948451aaf97ecdb1b07a0b9da4e97d8b1c652413e49c11199d1d8d249d5a3ddc |
| Manifest | cc9d745965d29f72755af347453354912d307c83568feb5350f10caccf4c9f50 |
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 | lrpFdrcZR31o6p0LDL2YVDYQlDCXu+W4kDSfCskieOaSE0m0cMxSeHcBjZH7HIEZQu6cBoQ09/tlO5RiRAzqDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:23.143104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004479observed 948451aaf97ecdb1b07a0b9da4e97d8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:23.129147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004479/manifest.jsonobserved cc9d745965d29f72755af34745335491...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:22.993836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004479/publication.mdobserved 0d5a4807836faedfc6b738258550253f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:22.979985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004479/publication.txtobserved 0d9a3ca88a5be24584f9e751ca3546e8...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. |
|---|