OT-2026-000005407
Publication integrity record
Bellows cup vacuum gripper, four zone face, pump fed, contact triggered, vented after set down
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-2026-000005407) never changes.
Identity and time
| Publication number | OT-2026-000005407 · never reused |
|---|---|
| Internal UUID | 01a0a938-0abe-780b-8b23-b5a498fc1e72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:56:57.409165Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005407 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5b7f1e086e730b32ff506d5c88ff522e2bc5976b9a8a740c2fb633ba3055caf |
|---|---|
| Markdown | 1e3b94b9d5ba58bf2ee276fddea4542e1099584815d8dfa9b48cbb69e7337362 |
| Publication page | 4343b33d403366e2d147b401406a07cb1f2841ab52ad9a797ce2b1ddabd0de57 |
| Manifest | c874dc3f535a32a49a512429246851c4befb1571262d896ce5b343fae4ecc8b5 |
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 | Tth6Y3LCPFuzG3CgOxg/QTXf2ICt5RQhSkRNf7x4DieGvsaOoWm6BBG0HVE7CJzCWBIuhuChWIJnw9z0dRuvBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:13.160045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005407observed 4343b33d403366e2d147b401406a07cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:13.145533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005407/manifest.jsonobserved c874dc3f535a32a49a512429246851c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:13.130550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005407/publication.mdobserved 1e3b94b9d5ba58bf2ee276fddea4542e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:12.989616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005407/publication.txtobserved d5b7f1e086e730b32ff506d5c88ff522...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. |
|---|