OT-2026-000061593
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000061593) never changes.
Identity and time
| Publication number | OT-2026-000061593 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b45-7c19-b336-3d03df3f0e1a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061593 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1c202ed0e41a6c448f51048feebb64aeace112b27da3c59b96688d40c287a17 |
|---|---|
| Markdown | 26975ef34092e997d77ee14ed9f0614ba45fc0329bec14e6fc79ffa55bb86f79 |
| Publication page | 287c70ea3c6f20a5b3df43a42f2998f1cc4977ecca277713fce8a411ae9fd2e8 |
| Manifest | e4b6d89440335fb2388112ed3c91d6981bcffa4be262600150a63d4c67ba46fd |
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 | VrvMYIhBfyP98Nv39atFqOhj9b8CqIS2GXhm9VAOEbOPxTl8vVL2Hx6iywg5GBMQzdb0kuiuG8aGNBLhmA/pCw== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:41:31.024327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061593observed 287c70ea3c6f20a5b3df43a42f2998f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:31.006213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061593/manifest.jsonobserved e4b6d89440335fb2388112ed3c91d698...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:30.988739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061593/publication.mdobserved 26975ef34092e997d77ee14ed9f0614b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:30.966970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061593/publication.txtobserved c1c202ed0e41a6c448f51048feebb64a...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. |
|---|