Pith Number

pith:7SZGQLJD

pith:2023:7SZGQLJDKI274NP35H6JQE5MAO

not attested not anchored not stored refs pending

Topic-Centric Explanations for News Recommendation

Dairui Liu, Derek Greene, Irene Li, Ruihai Dong, Xuefei Jiang

arxiv:2306.07506 v2 · 2023-06-13 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SZGQLJDKI274NP35H6JQE5MAO}

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	2026-07-05T08:53:51.678796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcb2682d235235fe35fbe9fc9813ac03874fed7c158cef694d902994288e21db

Aliases

arxiv: 2306.07506 · arxiv_version: 2306.07506v2 · doi: 10.48550/arxiv.2306.07506 · pith_short_12: 7SZGQLJDKI27 · pith_short_16: 7SZGQLJDKI274NP3 · pith_short_8: 7SZGQLJD

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/7SZGQLJDKI274NP35H6JQE5MAO \
  | 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: fcb2682d235235fe35fbe9fc9813ac03874fed7c158cef694d902994288e21db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8432ea540fee0c42109e90e21887f3b4fbf52ef4b5ee2353f18b79f0f7a2f0e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-06-13T02:33:27Z",
    "title_canon_sha256": "54ca73dca802168ec065d630bb795b5cebb141b1d9855c2bb697feee88e8640b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.07506",
    "kind": "arxiv",
    "version": 2
  }
}