OT-2026-000031936
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000031936) never changes.
Identity and time
| Publication number | OT-2026-000031936 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-759c-a64a-c0a755330557 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031936 |
| Status | PUBLIC |
Content hashes
| Canonical text | b4e2d9a86985e851d717be6bb50ebbcab296bf66233a1960c271cd043400b9bf |
|---|---|
| Markdown | c8d91159a5f8662db8c8542e905b9e539846b8cfa783bed6206ad4172474ce46 |
| Publication page | 27254c3f20ae32a8d49b0dd03d0259f659e44ec800eff2b1072c1210574bf55b |
| Manifest | 2c49383553b16ed8c79eaa26bd809aba20b34cd29de920feae8ef6eabae6483d |
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 | w33cHMccDhSd1xQV7Rr2ewVzUOatgYh7TbnDh5UtpqKfcDDLgQZDLs5Z02w9z/nZ8GUNOLGrAZyHMqaK3WNhDw== |
| 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
| 2026-09-17T11:35:13.060713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031936observed 27254c3f20ae32a8d49b0dd03d0259f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:13.041194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031936/manifest.jsonobserved 2c49383553b16ed8c79eaa26bd809aba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:13.022014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031936/publication.mdobserved c8d91159a5f8662db8c8542e905b9e53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:13.005405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031936/publication.txtobserved b4e2d9a86985e851d717be6bb50ebbca...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. |
|---|