OT-2026-000055956
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000055956) never changes.
Identity and time
| Publication number | OT-2026-000055956 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-7131-b92d-fb5a697110d4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055956 |
| Status | PUBLIC |
Content hashes
| Canonical text | 891d89414ce75685c5c0212d4bbf75d3d496292fc13f2778c3a4994284860b29 |
|---|---|
| Markdown | 607ee99a1cd8dfba737a4c5cdbe3831c871d69fd6856434c7522136b1c5919a9 |
| Publication page | 342b32cbafc3a6c5e46bc5bc5caf4689d2fda5a2ae2e58e9ed3e08036da35b0d |
| Manifest | 8b784ff2345f6fb72a8de681956e8ee152e46f1cd90274620ffae512b6cf9c4b |
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 | M0G+/DBoYxUWecOprAN6pT6zUhkPzPfyHw2ssrgdsfJhjlCLtG3mYbniF6zGh7CrbzYJ/Re60aFq6OWksdm/Ag== |
| 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
| 2026-09-17T10:51:28.577523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055956observed 342b32cbafc3a6c5e46bc5bc5caf4689...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:28.559572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055956/manifest.jsonobserved 8b784ff2345f6fb72a8de681956e8ee1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:28.542305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055956/publication.mdobserved 607ee99a1cd8dfba737a4c5cdbe3831c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:28.526631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055956/publication.txtobserved 891d89414ce75685c5c0212d4bbf75d3...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. |
|---|