OT-2026-000056576
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, sustained 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-2026-000056576) never changes.
Identity and time
| Publication number | OT-2026-000056576 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-79ea-b49d-99346815c7e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056576 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81e9da046288b5e34fb3dd45cf6dfa66a4ebb3b80558f6025724bd9a0c0b7cb1 |
|---|---|
| Markdown | a5551400c6da060c40d3529b3ed3a5fb97a861644f47b8eaec4e9a91f8b844f8 |
| Publication page | 0402fbc0c1ac6ed87c598bcae03ba6f499014a8ce170df106b70d2d742843bf1 |
| Manifest | 2e34a05bfcec1bb12f02b41d8c62df56e0f648d25d8a998a8c32caa6ee528aa6 |
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 | I4Zxty5k9v/BV4V5x3//sx79pC/GEDarCppDkN4N5w5abU+w6VZ/0gRbDfs5eHddnlyD4LL1G7+6OVWkrQUGAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:49:55.034537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056576observed 0402fbc0c1ac6ed87c598bcae03ba6f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:55.016558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056576/manifest.jsonobserved 2e34a05bfcec1bb12f02b41d8c62df56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:54.998424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056576/publication.mdobserved a5551400c6da060c40d3529b3ed3a5fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:54.981467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056576/publication.txtobserved 81e9da046288b5e34fb3dd45cf6dfa66...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. |
|---|