OT-2026-000049514
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000049514) never changes.
Identity and time
| Publication number | OT-2026-000049514 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7f1b-aef4-4c9a65455a03 · 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-2026-000049514 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ddc554a99159ca6141ae755a89e921078817682fc2e7aaa16b9bef3513fe281 |
|---|---|
| Markdown | 8c7feb07cc0ae518977674aae8e42409b0ca1f8a1088cb79f5cba951e42570fd |
| Publication page | 16ba28f1d144d4e0509834c820cd1e08a475d740ee5c3627289ddd21e0f2db60 |
| Manifest | a68f08d367031ace6a97c0a8c7b4bd3898d3a72b4c91127293e9d48123cc8352 |
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 | MK3ANHKqjWa0z8KdO8UtGk54HJGSkHExhsZy2TXXoiGklkDJLkEMZBjZP+mjh834ZiPNfvKlbTmPdWIShP8DCg== |
| 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
| 2026-09-17T11:02:22.272070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049514observed 16ba28f1d144d4e0509834c820cd1e08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:22.254481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049514/manifest.jsonobserved a68f08d367031ace6a97c0a8c7b4bd38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:22.237903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049514/publication.mdobserved 8c7feb07cc0ae518977674aae8e42409...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:22.217184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049514/publication.txtobserved 4ddc554a99159ca6141ae755a89e9210...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. |
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