OT-2026-000042448
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000042448) never changes.
Identity and time
| Publication number | OT-2026-000042448 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d75-7869-b625-e256c37bf911 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042448 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9a1cecde99527647d9cf828b62b804c2d8734aa5d3bf087e2e590983b0ac602 |
|---|---|
| Markdown | 5965db940c5876f191b903d76f6e0cb2fc82c40d71afc2a093af6b9269554cde |
| Publication page | 7a1fe90b0dad6646729cde261dba4019402393fbd97de12b55d3c2060c2848d4 |
| Manifest | 74f7866e74fcad78e4cc17e634200fd66d3f8d98b7d1548c0c0c6a0bd509c1c2 |
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 | WAzE2MJPzbnXL8TZVwqD26ANpB4i2Z1LArlMA8dRhu2aH1k3Zjhw+h9fUFFrfGRjZ5rCAi3A0bDhMQNpX1oEDw== |
| 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
| 2026-09-17T11:16:15.163357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042448observed 7a1fe90b0dad6646729cde261dba4019...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:15.144453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042448/manifest.jsonobserved 74f7866e74fcad78e4cc17e634200fd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:15.126885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042448/publication.mdobserved 5965db940c5876f191b903d76f6e0cb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:15.110842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042448/publication.txtobserved f9a1cecde99527647d9cf828b62b804c...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. |
|---|