Pith Number

pith:KJCKTFE6

pith:2012:KJCKTFE6PNGTYZRRTSXUPVWDAZ

not attested not anchored not stored refs pending

The Twitter of Babel: Mapping World Languages through Microblogging Platforms

Alessandro Vespignani, Andrea Baronchelli, Bruno Gon\c{c}alves, Delia Mocanu, Nicola Perra

arxiv:1212.5238 v1 · 2012-12-20 · physics.soc-ph · cs.CL · cs.SI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KJCKTFE6PNGTYZRRTSXUPVWDAZ}

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	2026-05-18T03:27:32.245453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5244a9949e7b4d3c66319caf47d6c306456a830b4b4b279b6725d1156b4f8168

Aliases

arxiv: 1212.5238 · arxiv_version: 1212.5238v1 · doi: 10.48550/arxiv.1212.5238 · pith_short_12: KJCKTFE6PNGT · pith_short_16: KJCKTFE6PNGTYZRR · pith_short_8: KJCKTFE6

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/KJCKTFE6PNGTYZRRTSXUPVWDAZ \
  | 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: 5244a9949e7b4d3c66319caf47d6c306456a830b4b4b279b6725d1156b4f8168

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7be8fc38db6aa6bc604b8f93f04130db52f1b37a65fa880723c21cce6be1ae6a",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2012-12-20T20:43:12Z",
    "title_canon_sha256": "ffcfcca98d4db8a30318552bfc2f403be54e0c8543af012ee7cac8f74fcd73da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5238",
    "kind": "arxiv",
    "version": 1
  }
}