Pith Number

pith:CPR7GI2C

pith:2014:CPR7GI2CEBQOP3CA3BDMWHUGTD

not attested not anchored not stored refs pending

Group colocation behavior in technological social networks

Anastasios Noulas, Cecilia Mascolo, Chlo\"e Brown, Neal Lathia, Vincent Blondel

arxiv:1408.1519 v2 · 2014-08-07 · 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{CPR7GI2CEBQOP3CA3BDMWHUGTD}

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	2026-05-18T01:42:22.997856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13e3f323422060e7ec40d846cb1e8698e93a9edcd69b00e5446c4d6abf76adfe

Aliases

arxiv: 1408.1519 · arxiv_version: 1408.1519v2 · doi: 10.48550/arxiv.1408.1519 · pith_short_12: CPR7GI2CEBQO · pith_short_16: CPR7GI2CEBQOP3CA · pith_short_8: CPR7GI2C

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/CPR7GI2CEBQOP3CA3BDMWHUGTD \
  | 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: 13e3f323422060e7ec40d846cb1e8698e93a9edcd69b00e5446c4d6abf76adfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c66ac9cd768605e52829d2619fa9540e801d4157b6e30fa6b376fb2a37c61768",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2014-08-07T09:18:17Z",
    "title_canon_sha256": "1824ac550861c307d35cab8cdae96faca1001d90241d5ffd4d9dc2ac20ce7a50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1519",
    "kind": "arxiv",
    "version": 2
  }
}