Pith Number

pith:SY6DUOIA

pith:2011:SY6DUOIAW5R6QEB6J7YRIIRP2Z

not attested not anchored not stored refs pending

Evolution of Chinese airport network

Jun Zhang, Kai-Quan Cai, Wen-Bo Du, Xian-Bin Cao

arxiv:1101.0656 v1 · 2011-01-04 · stat.AP · 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{SY6DUOIAW5R6QEB6J7YRIIRP2Z}

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	2026-05-18T04:32:02.335533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

963c3a3900b763e8103e4ff114222fd672095f542b06fe87aad4752de18bce10

Aliases

arxiv: 1101.0656 · arxiv_version: 1101.0656v1 · doi: 10.48550/arxiv.1101.0656 · pith_short_12: SY6DUOIAW5R6 · pith_short_16: SY6DUOIAW5R6QEB6 · pith_short_8: SY6DUOIA

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/SY6DUOIAW5R6QEB6J7YRIIRP2Z \
  | 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: 963c3a3900b763e8103e4ff114222fd672095f542b06fe87aad4752de18bce10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56cd617be6c76c92956c8adea6d9dc416b0d45f4c43ef311e65728ca20c1ba07",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2011-01-04T05:32:32Z",
    "title_canon_sha256": "e6e2b72268b57eb5aefcf7cb9486466b65e21dc5ef4adb499e6b979cb25153d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.0656",
    "kind": "arxiv",
    "version": 1
  }
}