Pith Number

pith:4BL7VKCY

pith:2011:4BL7VKCYSIXY2EVD4S376WT3AC

not attested not anchored not stored refs pending

Fast and Scalable Analysis of Massive Social Graphs

Alessandra Sala, Ben Y. Zhao, Haitao Zheng, Xiaohan Zhao

arxiv:1107.5114 v2 · 2011-07-26 · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4BL7VKCYSIXY2EVD4S376WT3AC}

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	2026-05-18T02:21:42.634060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e057faa858922f8d12a3e4b7ff5a7b0085145c588353d1e47c0fd9679f537787

Aliases

arxiv: 1107.5114 · arxiv_version: 1107.5114v2 · doi: 10.48550/arxiv.1107.5114 · pith_short_12: 4BL7VKCYSIXY · pith_short_16: 4BL7VKCYSIXY2EVD · pith_short_8: 4BL7VKCY

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/4BL7VKCYSIXY2EVD4S376WT3AC \
  | 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: e057faa858922f8d12a3e4b7ff5a7b0085145c588353d1e47c0fd9679f537787

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07978135e0b708f18dab7c88fbd1035dbb0ae1b99ff4ebe3acdac46a42ef851d",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2011-07-26T04:12:54Z",
    "title_canon_sha256": "cfea741c1e424a90788ca23232aa7eb943b14c0a288a6b816c860a412cd08829"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5114",
    "kind": "arxiv",
    "version": 2
  }
}