OT-2026-000090031
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000090031) never changes.
Identity and time
| Publication number | OT-2026-000090031 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7c9b-8085-12eeba6f3feb · 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-2026-000090031 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a4555279a65b2af2d67d3227ccbd52d59407c8620240951d2a4c5297678585c |
|---|---|
| Markdown | 4597cda93a49e14201f777f3af7da5b2e5f25fb2af3ae036d89f43979dab6b70 |
| Publication page | 664ee14541d1d713d11280303597a12f82cc682228d8e33ae17c134b3cd5d9f6 |
| Manifest | 88237b9f1e36ed265ba7b727be8cc2ae1db16fd777a8cef544ee4b5af026bd54 |
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 | Hej5Rwpq0KWNhnRgSO14p+XObuK9DGPk8hevorYC/Ku9UqzsNGf/U8S5MzyVGt40pcyApHS+89QpeLceS4t4Bw== |
| 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
| 2026-09-17T09:45:25.977957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090031observed 664ee14541d1d713d11280303597a12f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:25.961973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090031/manifest.jsonobserved 88237b9f1e36ed265ba7b727be8cc2ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:25.943916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090031/publication.mdobserved 4597cda93a49e14201f777f3af7da5b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:25.925001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090031/publication.txtobserved 2a4555279a65b2af2d67d3227ccbd52d...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. |
|---|