Pith Number

pith:J3D2YW2T

pith:2021:J3D2YW2TMSNGJIPUPEM4JXUJ2E

not attested not anchored not stored refs pending

Modeling Global Semantics for Question Answering over Knowledge Bases

Linjuan Wu, Peiyun Wu, Xiaowang Zhang, Yunjie Wu, Zhiyong Feng

arxiv:2101.01510 v1 · 2021-01-05 · 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{J3D2YW2TMSNGJIPUPEM4JXUJ2E}

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	2026-07-05T02:04:50.587741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ec7ac5b53649a64a1f47919c4de89d134004c0defe0465c655ff82fee7c677a

Aliases

arxiv: 2101.01510 · arxiv_version: 2101.01510v1 · doi: 10.48550/arxiv.2101.01510 · pith_short_12: J3D2YW2TMSNG · pith_short_16: J3D2YW2TMSNGJIPU · pith_short_8: J3D2YW2T

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/J3D2YW2TMSNGJIPUPEM4JXUJ2E \
  | 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: 4ec7ac5b53649a64a1f47919c4de89d134004c0defe0465c655ff82fee7c677a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33bf0f128e02fbfc5b36caabb263055ed6a1f57ef0d9b61212bce6b72b2a22b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-01-05T13:51:14Z",
    "title_canon_sha256": "29af6f9645517e1a7a1096cc21b8a3da22aecda5e6c0e2cc055764dd8f88d34e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.01510",
    "kind": "arxiv",
    "version": 1
  }
}