Pith Number

pith:SRJT5DT6

pith:2013:SRJT5DT6LCRCLTY3VGS3AVZMWO

not attested not anchored not stored refs pending

Uncovering patterns of inter-urban trip and spatial interaction from social media check-in data

Chaogui Kang, Yong Gao, Yu Liu, Zhengwei Sui

arxiv:1310.0282 v2 · 2013-10-01 · 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{SRJT5DT6LCRCLTY3VGS3AVZMWO}

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	2026-05-18T02:20:00.404613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94533e8e7e58a225cf1ba9a5b0572cb39b8bc1747515d03fc7da1b706f990140

Aliases

arxiv: 1310.0282 · arxiv_version: 1310.0282v2 · doi: 10.48550/arxiv.1310.0282 · pith_short_12: SRJT5DT6LCRC · pith_short_16: SRJT5DT6LCRCLTY3 · pith_short_8: SRJT5DT6

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/SRJT5DT6LCRCLTY3VGS3AVZMWO \
  | 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: 94533e8e7e58a225cf1ba9a5b0572cb39b8bc1747515d03fc7da1b706f990140

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79c6053e972e70c08ddc18bbc46d0fa61432cd7e7b8ce669838f073d86c00940",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2013-10-01T13:25:01Z",
    "title_canon_sha256": "70102f624090178509f519524cc04e8592a2630f176df74a1d7c22649ec0e443"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0282",
    "kind": "arxiv",
    "version": 2
  }
}