evidence.md: the card-lifetime claim as a designed row under the step schedule

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igneum-labs 2026-10-05 20:51:38 +00:00
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@ -87,6 +87,7 @@ Versions in the table: `igneum-pow` is the Rust crate at `igneum-pow/Cargo.toml`
|---|---|---|---|
| 15 | implemented | implemented, with a live result | the first non-empty shard (block 72704, 29 transfers) proven, verified and paid on the devnet; not every block is proven yet |
| 21 | designed | tested by the team | 388 shards paid from the pool on the live devnet, the rule in `proving.rs`, the numbers in the bench log |
| 22 | Card lifetime: a 4 GB card mines about four years and an 8 GB card about twelve, under the dataset's step schedule (2 GB at genesis, doubling at years 4, 12, 28, 60) with the cache freed after the daily build | Litepaper Hardware and vs RandomX ("Dataset" row); homepage Mine card and "Memory" row | designed | `docs/analysis/card-lifetime-2026-10-05.md` (branch card-lifetime 1fecfe2); spec 1.13.3 option (b) recommended to the project lead 5 October 2026 (`docs/plans/counter-asic-2-rollout.md` 6c) | The per-tier working-set arithmetic of that document (GTX 1650, RTX 3050, RTX 3060, RTX 4090 tiers) against the step schedule | A design claim: under the continuous mapping (a) a 4 GB card is out within 1 to 1.5 years and an 8 GB card at 6 to 7.5 years, so the sentence is true only under the step schedule (b), which the spec has not yet fixed (O-1.13) | none yet |
## What would move a row