Pith Number

pith:NKVBQ2HU

pith:2011:NKVBQ2HU7JK4N3Q7LLTUX6HVPZ

not attested not anchored not stored refs pending

Hidden Tree Structure is a Key to the Emergence of Scaling in the World Wide Web

Bojin Zheng, Guisheng Chen, Jian Jiang, Jianmin Wang, Xianjun Shen

arxiv:1101.5972 v1 · 2011-01-31 · 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{NKVBQ2HU7JK4N3Q7LLTUX6HVPZ}

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	2026-05-18T02:03:19.998547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6aaa1868f4fa55c6ee1f5ae74bf8f57e6cde8afe08a088cc90966c320aed249d

Aliases

arxiv: 1101.5972 · arxiv_version: 1101.5972v1 · doi: 10.48550/arxiv.1101.5972 · pith_short_12: NKVBQ2HU7JK4 · pith_short_16: NKVBQ2HU7JK4N3Q7 · pith_short_8: NKVBQ2HU

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/NKVBQ2HU7JK4N3Q7LLTUX6HVPZ \
  | 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: 6aaa1868f4fa55c6ee1f5ae74bf8f57e6cde8afe08a088cc90966c320aed249d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3390deb430f9e0b61b25d617a3dc3a9ab75b6430492e35bb0d5d437e3c111ba",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2011-01-31T14:02:25Z",
    "title_canon_sha256": "4504ab0acaa3a1b91b84573ce1c1b0ba4c59f840a5a73903358e040378c43070"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5972",
    "kind": "arxiv",
    "version": 1
  }
}