Pith Number

pith:IRFNQNEG

pith:2018:IRFNQNEGTQHWYPA6XGJA44JIUB

not attested not anchored not stored refs pending

Coevolutionary Neural Population Models

Jordan Pollack, Nick Moran

arxiv:1804.04187 v1 · 2018-04-11 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IRFNQNEGTQHWYPA6XGJA44JIUB}

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	2026-05-18T00:18:40.518067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

444ad834869c0f6c3c1eb9920e7128a04fd7ba719c391850e8f7e328aa7c0e44

Aliases

arxiv: 1804.04187 · arxiv_version: 1804.04187v1 · doi: 10.48550/arxiv.1804.04187 · pith_short_12: IRFNQNEGTQHW · pith_short_16: IRFNQNEGTQHWYPA6 · pith_short_8: IRFNQNEG

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/IRFNQNEGTQHWYPA6XGJA44JIUB \
  | 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: 444ad834869c0f6c3c1eb9920e7128a04fd7ba719c391850e8f7e328aa7c0e44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2979cb9f8fa0d8d364ca20c3b6a9e40bf20cd96309d4fc717645682d3bbb9ed3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2018-04-11T19:57:06Z",
    "title_canon_sha256": "3105e9d4f91875dd3cf907c072c4f3bce39814bd6e8533b4266885076ed82176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04187",
    "kind": "arxiv",
    "version": 1
  }
}