Pith Number

pith:M4SM2SQ3

pith:2010:M4SM2SQ323SRX6CZLO7QBIYN54

not attested not anchored not stored refs pending

Mutual selection in network evolution: the role of the intrinsic fitness

Li-Jie Zhang, Liu-Ming Zhang, Xin-Jian Xu

arxiv:1002.1353 v1 · 2010-02-06 · 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{M4SM2SQ323SRX6CZLO7QBIYN54}

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	2026-05-18T02:09:18.835650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6724cd4a1bd6e51bf8595bbf00a30def351c0bf6b16fc57acf7c99b9d0ed654e

Aliases

arxiv: 1002.1353 · arxiv_version: 1002.1353v1 · doi: 10.48550/arxiv.1002.1353 · pith_short_12: M4SM2SQ323SR · pith_short_16: M4SM2SQ323SRX6CZ · pith_short_8: M4SM2SQ3

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/M4SM2SQ323SRX6CZLO7QBIYN54 \
  | 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: 6724cd4a1bd6e51bf8595bbf00a30def351c0bf6b16fc57acf7c99b9d0ed654e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5010ad8a66f874dfda83aa6a2f7603658d4179b0b29925bc8bcd2eed5540797a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2010-02-06T05:24:47Z",
    "title_canon_sha256": "7d4b5866bfc06c59c683445eb590814689badc45c57716f064007cb7504f0573"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1353",
    "kind": "arxiv",
    "version": 1
  }
}