Pith Number

pith:DBNZD2LJ

pith:2020:DBNZD2LJCQKUQDY2CIUOT7F2JR

not attested not anchored not stored refs pending

A Survey on Complex Question Answering over Knowledge Base: Recent Advances and Challenges

Bin Fu, Chengguang Tang, Haiyang Yu, Jian Sun, Yang Li, Yunqi Qiu

arxiv:2007.13069 v1 · 2020-07-26 · cs.CL · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DBNZD2LJCQKUQDY2CIUOT7F2JR}

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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

3 papers in Pith

All Relations Lead to Rome: Automated Knowledge Graph Creation and Question Generation

Uncertainty-Aware Clarification in LLM Agents with Information Gain

Receipt and verification

First computed	2026-07-05T01:22:06.395153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

185b91e9691415480f1a1228e9fcba4c63ad4853323d6e2ff15a8ad4e3d85aed

Aliases

arxiv: 2007.13069 · arxiv_version: 2007.13069v1 · doi: 10.48550/arxiv.2007.13069 · pith_short_12: DBNZD2LJCQKU · pith_short_16: DBNZD2LJCQKUQDY2 · pith_short_8: DBNZD2LJ

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/DBNZD2LJCQKUQDY2CIUOT7F2JR \
  | 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: 185b91e9691415480f1a1228e9fcba4c63ad4853323d6e2ff15a8ad4e3d85aed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a45d3452b50427888b83b757f5c64cc83d10c3e863ec38e546ea6caa31086bd9",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-07-26T07:13:32Z",
    "title_canon_sha256": "98dc24e8036b5646eede9b9131262b74f62adb13ad49314d52bf20fa6fb73236"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.13069",
    "kind": "arxiv",
    "version": 1
  }
}