OT-2026-000077640
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000077640) never changes.
Identity and time
| Publication number | OT-2026-000077640 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ecf-76dd-9c4a-01b4b02f4140 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077640 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbd572554fa9c9a53aaf66451b80e2ebdf29b507e5e6d4cc1aa70734e7597251 |
|---|---|
| Markdown | 6e918f9371475f8daa6e610b4dbe4618455f58aa2f2beafcdc5ba233681542bb |
| Publication page | c4bc1aefd91eb663cb30aef15e85a585f8e1b5aff5de08abc3bde1a3e6c273a4 |
| Manifest | 8d1621e09a1aef66f21201af8b7b6496f71992dfda3433de2e23b00de892eab4 |
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 | RHe9+ICYfHfKjOISdv4wLqLjokXeCx9t4UPJePLpbxYfyxOzzmYFfIbmhIe5myO2/GXuGgE+pALOUr7ytIWnBQ== |
| 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
| 2026-09-17T10:07:12.368060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077640observed c4bc1aefd91eb663cb30aef15e85a585...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:12.350256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077640/manifest.jsonobserved 8d1621e09a1aef66f21201af8b7b6496...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:12.331387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077640/publication.mdobserved 6e918f9371475f8daa6e610b4dbe4618...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:12.311398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077640/publication.txtobserved cbd572554fa9c9a53aaf66451b80e2eb...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. |
|---|