Pith Number

pith:XWBXNH7L

pith:2014:XWBXNH7L2DRI4X4JMEYKJYHGUC

not attested not anchored not stored refs pending

Inferring the geographic focus of online documents from social media sharing patterns

Jiejun Xu, Matthew S. Keegan, Ryan Compton

arxiv:1406.2392 v1 · 2014-06-10 · 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{XWBXNH7L2DRI4X4JMEYKJYHGUC}

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	2026-05-18T02:50:01.795819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd83769febd0e28e5f896130a4e0e6a0ab93c3ed80bf2b585fbc7361d24719d7

Aliases

arxiv: 1406.2392 · arxiv_version: 1406.2392v1 · doi: 10.48550/arxiv.1406.2392 · pith_short_12: XWBXNH7L2DRI · pith_short_16: XWBXNH7L2DRI4X4J · pith_short_8: XWBXNH7L

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/XWBXNH7L2DRI4X4JMEYKJYHGUC \
  | 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: bd83769febd0e28e5f896130a4e0e6a0ab93c3ed80bf2b585fbc7361d24719d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36cc2c29185e10f8dab7c14a964353817c67d379fc0611b2a0d3cd3831628c47",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2014-06-10T00:34:55Z",
    "title_canon_sha256": "2c1a59a0d308629090a6544b7ffb8205b54ecb4102453d2f07c8acb389b67c3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2392",
    "kind": "arxiv",
    "version": 1
  }
}