Pith Number

pith:NDZSXAH3

pith:2010:NDZSXAH3SIRIPX53BFH6VOOIKD

not attested not anchored not stored refs pending

Characterizing and modeling the dynamics of online popularity

Alessandro Flammini, Alessandro Vespignani, Filippo Menczer, Jacob Ratkiewicz, Santo Fortunato

arxiv:1005.2704 v2 · 2010-05-15 · physics.soc-ph · cs.CY · 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{NDZSXAH3SIRIPX53BFH6VOOIKD}

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	2026-05-18T02:24:06.692851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68f32b80fb922287dfbb094feab9c850cf8e9c5758c1dbe142a7c0e9ef95c5bb

Aliases

arxiv: 1005.2704 · arxiv_version: 1005.2704v2 · doi: 10.48550/arxiv.1005.2704 · pith_short_12: NDZSXAH3SIRI · pith_short_16: NDZSXAH3SIRIPX53 · pith_short_8: NDZSXAH3

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/NDZSXAH3SIRIPX53BFH6VOOIKD \
  | 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: 68f32b80fb922287dfbb094feab9c850cf8e9c5758c1dbe142a7c0e9ef95c5bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c38e1bb908e29d4d59780157630b645a8835e83954ff2b53f6cfb9cba57c0113",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2010-05-15T20:51:26Z",
    "title_canon_sha256": "cd0a113b4ada74c1ce0967ca41cc6ba162f5588429ad85db373c70ca24719019"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2704",
    "kind": "arxiv",
    "version": 2
  }
}