Pith Number

pith:LWXSRFHP

pith:2013:LWXSRFHPX3QRMMDHXOZNECH6JN

not attested not anchored not stored refs pending

Heterogeneity Involved Network-based Algorithm Leads to Accurate and Personalized Recommendations

Guang Chen, Li-Xin Zhong, Tian Qiu, Tian-Tian Wang, Zi-Ke Zhang

arxiv:1305.7438 v1 · 2013-05-31 · physics.soc-ph · cs.IR · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LWXSRFHPX3QRMMDHXOZNECH6JN}

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	2026-05-18T03:22:06.932669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5daf2894efbee1163067bbb2d208fe4b58cb6f6e71afffab733371067562e453

Aliases

arxiv: 1305.7438 · arxiv_version: 1305.7438v1 · doi: 10.48550/arxiv.1305.7438 · pith_short_12: LWXSRFHPX3QR · pith_short_16: LWXSRFHPX3QRMMDH · pith_short_8: LWXSRFHP

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/LWXSRFHPX3QRMMDHXOZNECH6JN \
  | 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: 5daf2894efbee1163067bbb2d208fe4b58cb6f6e71afffab733371067562e453

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e15babb102d41a6d8ccea128a9ab84ae7492b87aac11059ff4b8d55137031885",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2013-05-31T15:01:25Z",
    "title_canon_sha256": "587de36e93128d5a2eca02076b98e09682df8eba5334aefa46e87626d3e71c3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.7438",
    "kind": "arxiv",
    "version": 1
  }
}