OT-2026-000072228
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented 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-2026-000072228) never changes.
Identity and time
| Publication number | OT-2026-000072228 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7fa8-9eb3-90bf8c390e06 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072228 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71a359a01eee7c20ab2f47d0b15625a873609f683f926fda958081961dba1fd5 |
|---|---|
| Markdown | 33a003faf92c6f8e9f5cc5b6e90747e63167bf8a15dd9ba211ab753510cfff83 |
| Publication page | 39b72aa19e4cd46fb391df1dba5379739ecf88ecbf8d2083f86d2fd6bdef1338 |
| Manifest | 935d16dd9e3b531eb0b4a926e609002f2122bfbe286965da46e06e1c588374c3 |
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 | 5dqg9+OhFD+TLHYZDEMEDsczaeyMbK+9YYyZyXgWY47Gb2wG0/KK69fUQLDIt7QviC0DQIaYIxWLG4YCxMDmCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:19.988021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072228observed 39b72aa19e4cd46fb391df1dba537973...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:19.970134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072228/manifest.jsonobserved 935d16dd9e3b531eb0b4a926e609002f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:19.952515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072228/publication.mdobserved 33a003faf92c6f8e9f5cc5b6e90747e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:19.933472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072228/publication.txtobserved 71a359a01eee7c20ab2f47d0b15625a8...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. |
|---|