Pith Number

pith:NG6MYECR

pith:2014:NG6MYECRMBHHTKFXL4EI3XWGQR

not attested not anchored not stored refs pending

How Much is the Whole Really More than the Sum of its Parts? 1 + 1 = 2.5: Superlinear Productivity in Collective Group Actions

Didier Sornette, Giacomo Ghezzi, Thomas Maillart

arxiv:1405.4298 v1 · 2014-05-16 · physics.soc-ph · 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{NG6MYECRMBHHTKFXL4EI3XWGQR}

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	2026-05-18T01:43:11.505830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69bccc1051604e79a8b75f088ddec6846144722d3f40b25aa8b3e1d41872118b

Aliases

arxiv: 1405.4298 · arxiv_version: 1405.4298v1 · doi: 10.48550/arxiv.1405.4298 · pith_short_12: NG6MYECRMBHH · pith_short_16: NG6MYECRMBHHTKFX · pith_short_8: NG6MYECR

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/NG6MYECRMBHHTKFXL4EI3XWGQR \
  | 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: 69bccc1051604e79a8b75f088ddec6846144722d3f40b25aa8b3e1d41872118b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "380d7320140f9a02615a53a582c6ee7e55c8b4a7d030ae36c7045f509ac90f66",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2014-05-16T20:17:51Z",
    "title_canon_sha256": "dbfd5e6379f42a06c3a6de927c66ae4618f7a34af679c9f9bb5632ab82f7b201"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4298",
    "kind": "arxiv",
    "version": 1
  }
}