OT-2026-000027640
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000027640) never changes.
Identity and time
| Publication number | OT-2026-000027640 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6999-7869-88a9-ea7f1675808d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d7bb12264964df13b595f038a7a80c34669795116f160ec12861742ed1bd88f |
|---|---|
| Markdown | d4b0376c0f2302cb8c6067d81378f5e52a0eb83eb6bb6d68fb95580bdd0e67f1 |
| Publication page | 7f8061806aedf62a37da646a98e3b4011a9c52f7973c17a929785f7a9a8bd1a7 |
| Manifest | 31df19cb8d9c839c579c2125e27b5182e1be44232bb124e2c9fd24ad2ff6b8ef |
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 | q4mXQB0yFdLKv4j9T5Dj+Z2qsRETrS4wZpizaEqe8LfFEgZGp2WaJvuCCrOtCpFWVtyKwudrp+upirSsHuLBBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:43:09.929128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027640observed 7f8061806aedf62a37da646a98e3b401...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:09.914244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027640/manifest.jsonobserved 31df19cb8d9c839c579c2125e27b5182...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:09.898507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027640/publication.mdobserved d4b0376c0f2302cb8c6067d81378f5e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:09.880254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027640/publication.txtobserved 3d7bb12264964df13b595f038a7a80c3...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. |
|---|