Pith Number

pith:RMFVAITE

pith:2026:RMFVAITETOKIQM5EGFQ2K3LO2N

not attested not anchored not stored refs pending

HPFA: Hypergraph-Based Paired Failure Attribution for LLM Reasoning

Bowen Jiang, Hongbin Lai, Junrui Zhang, Junyuan Hong, Ostap Kilbasovych, Runchuan Zhu, Zhangheng Li

arxiv:2608.02026 v1 · 2026-08-03 · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RMFVAITETOKIQM5EGFQ2K3LO2N}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-08-04T02:10:31.920302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b0b5022649b948833a43161a56d6ed3483686e28fb472529b01db6b5289316f

Aliases

arxiv: 2608.02026 · arxiv_version: 2608.02026v1 · doi: 10.48550/arxiv.2608.02026 · pith_short_12: RMFVAITETOKI · pith_short_16: RMFVAITETOKIQM5E · pith_short_8: RMFVAITE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/RMFVAITETOKIQM5EGFQ2K3LO2N \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 8b0b5022649b948833a43161a56d6ed3483686e28fb472529b01db6b5289316f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59f35789240c740d998e9e5ca6082866d815ec1f9cc89e2ee58f408eff97e068",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-08-03T10:23:48Z",
    "title_canon_sha256": "65137d303738e82c6a2e134aa3ed8a6652479b05befbf74973a3e50695acf3f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.02026",
    "kind": "arxiv",
    "version": 1
  }
}