Pith Number

pith:ZPGREBHT

pith:2018:ZPGREBHTJBOGJCP6BCLG3TXBQB

not attested not anchored not stored refs pending

Computational model of avian nervous system nuclei governing learned song

Eve Armstrong

arxiv:1801.06226 v1 · 2018-01-18 · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZPGREBHTJBOGJCP6BCLG3TXBQB}

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	2026-05-18T00:25:33.107129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbcd1204f3485c6489fe08966dcee18062c7841658fec86a3b857a700471d4b0

Aliases

arxiv: 1801.06226 · arxiv_version: 1801.06226v1 · doi: 10.48550/arxiv.1801.06226 · pith_short_12: ZPGREBHTJBOG · pith_short_16: ZPGREBHTJBOGJCP6 · pith_short_8: ZPGREBHT

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/ZPGREBHTJBOGJCP6BCLG3TXBQB \
  | 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: cbcd1204f3485c6489fe08966dcee18062c7841658fec86a3b857a700471d4b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b627d5903a19d83a2ca1c0606dad8f7281af8827a14458424d2dfe6ee12b7ac1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2018-01-18T20:27:21Z",
    "title_canon_sha256": "5bd608d92e8ddb98c9b07313083988089312b9f040c93dbc031938891fdf125e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06226",
    "kind": "arxiv",
    "version": 1
  }
}