OT-2026-000028989
Publication integrity record
Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000028989) never changes.
Identity and time
| Publication number | OT-2026-000028989 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-7e5d-9e6f-03eb65595436 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028989 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf8ab2fe688a8797e8485ce7552c64d2fdbf7817e5135156b8c8928231fc360f |
|---|---|
| Markdown | 039bfb3685337b58cf6e50d7365b0a269cd6a470dae70351b1d040db04cdedf3 |
| Publication page | e2f25b373cb3776c16f630a40410eb729754c7a1c44de42b5a78d6bec9742037 |
| Manifest | f1a3601a964756d0a3aa6f335635dfda3d294889a64ea4b4d6a22af571f30767 |
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 | 2sZjpYOTnwVdDAIlsJeWjciggVM/JrM1PWJuoHicQQsGFX795X4tyJSIPfbbupyKtTzG4wJnAi19zaAJu+R+CA== |
| 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
| 2026-09-17T08:20:31.686692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028989observed e2f25b373cb3776c16f630a40410eb72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:31.536022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028989/manifest.jsonobserved f1a3601a964756d0a3aa6f335635dfda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:31.519755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028989/publication.mdobserved 039bfb3685337b58cf6e50d7365b0a26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:31.500724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028989/publication.txtobserved bf8ab2fe688a8797e8485ce7552c64d2...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. |
|---|