OT-2026-000049570
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000049570) never changes.
Identity and time
| Publication number | OT-2026-000049570 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7d-74b3-8c7a-96703a4e8cef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049570 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4b5435dae3daa60fd8096a364cbdbe3a1db8a0f5a4bc0287bb874824269054f |
|---|---|
| Markdown | 24b3d90b70476b2cdade3067c18549e94db86b3e04b85c58eb9f4da11720222d |
| Publication page | a91eac5fafc54c56adc00a03b178a36642bc7dd5d1a27d5752115d43041d7b28 |
| Manifest | 6f997fcc6fd82dc61f6f417ac26ab3baafe6c3cd9edd773fbbad2afb39658be9 |
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 | QzOO0CHiRNQ4+ZvN15vwhZgmGx3vwpat9SjTd+7LG64n5AG1QX9jwS4r+Yxs2jiAPWJqaAsX4jstbYjJW708CQ== |
| 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
| 2026-09-17T11:02:32.196157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049570observed a91eac5fafc54c56adc00a03b178a366...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:32.175365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049570/manifest.jsonobserved 6f997fcc6fd82dc61f6f417ac26ab3ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:32.150697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049570/publication.mdobserved 24b3d90b70476b2cdade3067c18549e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:32.099751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049570/publication.txtobserved f4b5435dae3daa60fd8096a364cbdbe3...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. |
|---|