Helix
helix.imperial.ac.uk · Storage · 1 record · JSON
Helix (Imperial College London, launched 2025-26) Storage
fails: identityinstitutionno cardR
| Free tier | No published per-record or per-user quota; the live API already serves a 13.58 GB single object and four objects over 6 GB, so per-object caps are at least ~14 GB. 40 records total — a very new instance. unit objects; metered on unstated |
|---|---|
| Price | none stated |
| Per-object cap | single object and four objects over 6 GB (6000000000 bytes) |
| Retention | Retention minimum 10 years (3650 days) |
| Egress | Free, anonymous. |
| Identity | institution institution |
| Limits |
No published byte cap. Retention minimum 10 years. Personal/sensitive data refused outright. |
| Binding | none the quota is real and unreachable: identity is the binding constraint, and it is not one of the six limits kinds |
| Interface | rest InvenioRDM REST, DOI minting, embargoes, restricted records. |
| Tooling | curl. |
| Composes with | InvenioRDM shim. |
| Reliability | Deposit is for 'research staff and students affiliated with' Imperial. Login page offers only email — the SSO is behind it. |
| Notes | No published per-record or per-user quota; the live API already serves a 13.58 GB single object and four objects over 6 GB, so per-object caps are at least ~14 GB. 40 records total — a very new instance. |
| Evidence rung | reported One page read moves it to documented. |
| Checked | 2026-10-21 (inherited); stale on 2026-11-04 |
| Parsed numbers |
|
Evidence (4)
| date | source | what it proved |
|---|---|---|
| 2026-10-21 | helix.imperial.ac.uk/api/records?size=50 | 40 records; largest 13,576,598,383 bytes (timeavg.zip), then 6.37 GB and 6.23 GB |
| 2026-10-21 | helix.imperial.ac.uk/api/records?size=1 | live InvenioRDM response with pids, versions, files |
| 2026-10-21 | www.imperial.ac.uk/research-and-innovation/support-for-staff | Helix is for data 'involving research staff and students affiliated with' Imperial |
| 2026-10-21 | spiral.imperial.ac.uk/collections/ | ... — 'we're pleased to introduce Helix, https://helix.imperial.ac.uk/' |
More fields (1)
{
"dead_end": {
"failure_class": "quota",
"why": "No published per-record or per-user quota; the live API already serves a 13.58 GB single object and four objects over 6 GB, so per-object caps are at least ~14 GB. 40 records total — a very new instance.",
"retry_when": null,
"first_recorded": "2026-10-21"
}
}Unknown or withheld values (4)
$.extras.dead_end.retry_whenprocess$.free_tier.notesprocess$.per_object_cap.notesnot-extracted$.retention.notesnot-extracted