Pith Number

pith:LFK7AV3J

pith:2026:LFK7AV3JWHISWM3KGVPUXWFZ6J

not attested not anchored not stored refs pending

SentGraph: Hierarchical Sentence Graph for Multi-hop Retrieval-Augmented Question Answering

Junli Liang, Pengfei Zhou, Qi Song, Qi Zhao, Wangqiu Zhou, Wenjie Qing, Xiangyang Li, Ziwen Wang

arxiv:2601.03014 v3 · 2026-01-06 · cs.CL · 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{LFK7AV3JWHISWM3KGVPUXWFZ6J}

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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.

Cited by

1 paper in Pith

Structure-Grounded Knowledge Retrieval via Code Dependencies for Multi-Step Data Reasoning

Receipt and verification

First computed	2026-05-26T01:03:21.798651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5955f05769b1d12b336a355f4bd8b9f2647152236494b765cc4555eb0f8f6996

Aliases

arxiv: 2601.03014 · arxiv_version: 2601.03014v3 · doi: 10.48550/arxiv.2601.03014 · pith_short_12: LFK7AV3JWHIS · pith_short_16: LFK7AV3JWHISWM3K · pith_short_8: LFK7AV3J

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/LFK7AV3JWHISWM3KGVPUXWFZ6J \
  | 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: 5955f05769b1d12b336a355f4bd8b9f2647152236494b765cc4555eb0f8f6996

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9105cf32a7c653d4a2c5f29a02b381e42cc92e03a0b821d959f647e60ce0ea91",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-01-06T13:39:51Z",
    "title_canon_sha256": "818a4092fcbe7d3ecf77e159bb623a7f7259a5633e6ddfbd9c54ab08d3061271"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.03014",
    "kind": "arxiv",
    "version": 3
  }
}