OT-2026-000031196
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000031196) never changes.
Identity and time
| Publication number | OT-2026-000031196 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-758b-a4f9-9c9d8879ad6e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031196 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1c1f978cf3f05f206fa24524d11497c570602dd4fa9a38d562f428245ac5cd5 |
|---|---|
| Markdown | 740d80cde823258c1cf7853f9b4fa75d3f61da98d0a2c2a5353db312c2a92156 |
| Publication page | cce3d8bc54390edc153e3086f12f80fa2464a9873bd04f2892d45c3f1b3f8538 |
| Manifest | 724c6d022386b54218ea64646772dd1f9dc8dc9c27896c08f6ec420edf6a485c |
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 | phdVqf7bKCmdpAd/5rYTGqz28UAeBh8DUA62CzUv5zLYepcg0u1TxKEKd+SoBJ84aS7yUvg6CYcXv3LEp5ZFAA== |
| 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
| 2026-09-17T11:35:45.452556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031196observed cce3d8bc54390edc153e3086f12f80fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:45.434543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031196/manifest.jsonobserved 724c6d022386b54218ea64646772dd1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:45.417613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031196/publication.mdobserved 740d80cde823258c1cf7853f9b4fa75d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:45.398916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031196/publication.txtobserved f1c1f978cf3f05f206fa24524d11497c...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. |
|---|