Pith Number

pith:3CR2S6Q3

pith:2018:3CR2S6Q3FQQNKMG7Z3Z3OIGJO2

not attested not anchored not stored refs pending

Swarm Intelligence: Past, Present and Future

Simon Fong, Suash Deb, Xingshi He, Xin-She Yang, Yuxin Zhao

arxiv:1804.07999 v1 · 2018-04-21 · cs.NE · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3CR2S6Q3FQQNKMG7Z3Z3OIGJO2}

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	2026-05-18T00:17:49.869774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8a3a97a1b2c20d530dfcef3b720c97692805c0ce991c85338617f684179aa65

Aliases

arxiv: 1804.07999 · arxiv_version: 1804.07999v1 · doi: 10.48550/arxiv.1804.07999 · pith_short_12: 3CR2S6Q3FQQN · pith_short_16: 3CR2S6Q3FQQNKMG7 · pith_short_8: 3CR2S6Q3

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/3CR2S6Q3FQQNKMG7Z3Z3OIGJO2 \
  | 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: d8a3a97a1b2c20d530dfcef3b720c97692805c0ce991c85338617f684179aa65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "454758b958f335c886aa6cf7774d5779f58ce7b4a910a4d167b6c2987d74f6ff",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2018-04-21T17:15:11Z",
    "title_canon_sha256": "00c3de66383ea30d0d713a66924d928bf003144e957a4eedbde1953e27506146"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07999",
    "kind": "arxiv",
    "version": 1
  }
}