OT-2026-000006923
Publication integrity record
Bellows cup vacuum gripper, pump fed, pressure verified at each zone, plastic cups, three fold
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-2026-000006923) never changes.
Identity and time
| Publication number | OT-2026-000006923 · never reused |
|---|---|
| Internal UUID | 01a0a96c-75e7-754a-9b4b-0259e90e0a1c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:54:12.713395Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006923 |
| Status | PUBLIC |
Content hashes
| Canonical text | 57ccbb3857370250c00bae09da74cedbca7997f87e4193cffcf451cc784fe672 |
|---|---|
| Markdown | 09453949372d95a3bd050c9672ddf471c304a95e934115f56f3e86758df850c2 |
| Publication page | 51db24829122218f1e3c4104678fa47f78ecd494e8d756532eb5a38520ee5e74 |
| Manifest | 21e22ff16f23785345dc570b41eeb685a2d447899bce02326848a45c0b981225 |
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 | PQuzB60PSWwcdZ8XpMFID3wtJRsRbSjBibbDdP9iBnmardgh7cZ0yjMYoQJu3HpGR27Cnj33ESmlMEOpvZHeBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:21.649787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006923observed 51db24829122218f1e3c4104678fa47f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:21.637073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006923/manifest.jsonobserved 21e22ff16f23785345dc570b41eeb685...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:21.500489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006923/publication.mdobserved 09453949372d95a3bd050c9672ddf471...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:21.487008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006923/publication.txtobserved 57ccbb3857370250c00bae09da74cedb...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. |
|---|