OT-2026-000090215
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down
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-2026-000090215) never changes.
Identity and time
| Publication number | OT-2026-000090215 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7c8f-83a5-dbfc28803650 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090215 |
| Status | PUBLIC |
Content hashes
| Canonical text | cdb0218cc9256e5978bab4b6aeeeb6b0221b6916870ac755a1a4b67d0f573dbc |
|---|---|
| Markdown | db74a52a52029dd56f3bf78dc771fa888d3395b37586ce41de008eab16903e3c |
| Publication page | 15c773998c9ed20f56a6c5d443067bc5c8181595ec9b32252efdada80ebf5fe3 |
| Manifest | 487af623aae1a8ad7aa025620393f765432d201b857209733af62c5caaada333 |
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 | 9hW+Fqxck6OKUBfHfOA8Kdf+CzYSDWNg6VLYCm/RMN2AP7v3ryk6C+l0FbLEkLqZTBgfF+6NMUTyTQIbtGJQBg== |
| 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
| 2026-09-17T09:46:17.455412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090215observed 15c773998c9ed20f56a6c5d443067bc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:17.437782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090215/manifest.jsonobserved 487af623aae1a8ad7aa025620393f765...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:17.419761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090215/publication.mdobserved db74a52a52029dd56f3bf78dc771fa88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:17.402065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090215/publication.txtobserved cdb0218cc9256e5978bab4b6aeeeb6b0...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. |
|---|