Pith Number

pith:VVEMKGP3

pith:2014:VVEMKGP3CF4MFJ5IRWWQXLUZY5

not attested not anchored not stored refs pending

The Call of the Crowd: Event Participation in Location-based Social Services

Anastasios Noulas, Cecilia Mascolo, Petko Georgiev

arxiv:1403.7657 v1 · 2014-03-29 · 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{VVEMKGP3CF4MFJ5IRWWQXLUZY5}

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	2026-05-18T02:55:12.756274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad48c519fb1178c2a7a88dad0bae99c75b2145d41b5b5c89f30d787673c02a73

Aliases

arxiv: 1403.7657 · arxiv_version: 1403.7657v1 · doi: 10.48550/arxiv.1403.7657 · pith_short_12: VVEMKGP3CF4M · pith_short_16: VVEMKGP3CF4MFJ5I · pith_short_8: VVEMKGP3

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/VVEMKGP3CF4MFJ5IRWWQXLUZY5 \
  | 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: ad48c519fb1178c2a7a88dad0bae99c75b2145d41b5b5c89f30d787673c02a73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8284300a42a0eb39eb0693f6c0bf5dc088826c1edd741d109316ec29d01a8947",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2014-03-29T18:20:36Z",
    "title_canon_sha256": "5e5a2d27399b7169703f03b71eedf0282ec40f23c13d9ff028c7d8c10ca943c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7657",
    "kind": "arxiv",
    "version": 1
  }
}