OT-2026-000049328
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000049328) never changes.
Identity and time
| Publication number | OT-2026-000049328 · never reused |
|---|---|
| Internal UUID | 01a0ae81-1350-7c83-ac77-905cfc7a915f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049328 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2c2723ff4c24f0dfc4260bfd6bbbf56c90deed673231ad5c1f35baec68db37f |
|---|---|
| Markdown | f6961dcf5d75e1791e553fc1fbcce9fed6b37cdf927738e1538b1890ca0972d3 |
| Publication page | a7f6be96c88a41653bdd6d55ae10fde8b6c6c4b0b4155c8c47c5fc85a698c0ce |
| Manifest | 4ea18c93e834a8afb5273856c5c812dcb2cb147a6a0b91e1a7f964492baee31b |
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 | eItG9WExfjfSv9kUx5C7K2/zjcWJTZvx8sSwKk8zRmkFe/9jsY2eVRzoU/Yiuz/gHm0H3AH0jHCqFEjnP+sFAg== |
| 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
| 2026-09-17T11:04:12.284187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049328observed a7f6be96c88a41653bdd6d55ae10fde8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:12.262868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049328/manifest.jsonobserved 4ea18c93e834a8afb5273856c5c812dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:12.242861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049328/publication.mdobserved f6961dcf5d75e1791e553fc1fbcce9fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:12.222167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049328/publication.txtobserved e2c2723ff4c24f0dfc4260bfd6bbbf56...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. |
|---|