OT-2026-000020556
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000020556) never changes.
Identity and time
| Publication number | OT-2026-000020556 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7854-a4e4-58b7d8e9d9e4 · 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-2026-000020556 |
| Status | PUBLIC |
Content hashes
| Canonical text | ffc2d95f1ee232e0f90c1649d30a16b579bddd5fc1c6fe0b0f738c408a961cad |
|---|---|
| Markdown | 7836a790b2a4463fd0fbdf7334ac533affec2b0e41d42e186de0a3e14e0fe88c |
| Publication page | 12549c84da2d36bc50491783035a134d3f79f50eaa1ac8636cfdb1f345c19b61 |
| Manifest | b21acd48b2372d1af79f0f9492ed83ade0743a445dfc241a67515e0ef35c923a |
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 | omUOLk5HCPV1sYB0gapg/ECPfOOE4Tzt8ZM55ABisR2cZ12L78KRnI7JGwr1aQ314IYO0SD4zr989qPHxcvoDg== |
| 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
| 2026-09-17T12:00:32.679361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020556observed 12549c84da2d36bc50491783035a134d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:32.660233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020556/manifest.jsonobserved b21acd48b2372d1af79f0f9492ed83ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:32.643665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020556/publication.mdobserved 7836a790b2a4463fd0fbdf7334ac533a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:32.627151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020556/publication.txtobserved ffc2d95f1ee232e0f90c1649d30a16b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.264001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020556observed 12549c84da2d36bc50491783035a134d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.247440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020556/manifest.jsonobserved b21acd48b2372d1af79f0f9492ed83ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.230233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020556/publication.mdobserved 7836a790b2a4463fd0fbdf7334ac533a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.213564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020556/publication.txtobserved ffc2d95f1ee232e0f90c1649d30a16b5...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. |
|---|