OT-2026-000020488
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000020488) never changes.
Identity and time
| Publication number | OT-2026-000020488 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-787a-aec1-725dff5a2763 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020488 |
| Status | PUBLIC |
Content hashes
| Canonical text | b7cd2c2d7a7eee4a979dbab6b26e13fad5689daf7a363fd9a021f26d0429b90f |
|---|---|
| Markdown | 2d9d1e86d5383ef0f2862bccae1a73e68a4993989ab98852bc4750929fd1d315 |
| Publication page | c11596cdc4e9950c416c27862f70f3a910069e3757b1dc64a680dea1785a983f |
| Manifest | e6de3740f418950ecb494e41f646a3a03d433c6f54679576272ddef2a2f10075 |
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 | xtz+yAipo7NA5gChH36IKtPTpGfOMaklM/wXcmub2vGoNd0Arx8Jn67L8R9kmHk1fVj+nfCBvSDOMGytsXGTCg== |
| 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
| 2026-09-17T12:00:26.438223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020488observed c11596cdc4e9950c416c27862f70f3a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:26.419960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020488/manifest.jsonobserved e6de3740f418950ecb494e41f646a3a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:26.399375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020488/publication.mdobserved 2d9d1e86d5383ef0f2862bccae1a73e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:26.377709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020488/publication.txtobserved b7cd2c2d7a7eee4a979dbab6b26e13fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:29.819606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020488observed c11596cdc4e9950c416c27862f70f3a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:29.803649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020488/manifest.jsonobserved e6de3740f418950ecb494e41f646a3a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:29.786805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020488/publication.mdobserved 2d9d1e86d5383ef0f2862bccae1a73e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:29.769309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020488/publication.txtobserved b7cd2c2d7a7eee4a979dbab6b26e13fa...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. |
|---|