Pith Number

pith:FSTQL6F5

pith:2018:FSTQL6F5D2XKQMWRGXDBUITJV7

not attested not anchored not stored refs pending

Coarse--graining, fixed points, and scaling in a large population of neurons

Carlos D. Brody, David W. Tank, Jeffrey L. Gauthier, Leenoy Meshulam, William Bialek

arxiv:1809.08461 v1 · 2018-09-22 · q-bio.NC · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSTQL6F5D2XKQMWRGXDBUITJV7}

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	2026-07-05T00:15:34.033913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ca705f8bd1eaea832d135c61a2269affdc89f8368ce13a02f92c180c24f923e

Aliases

arxiv: 1809.08461 · arxiv_version: 1809.08461v1 · doi: 10.48550/arxiv.1809.08461 · pith_short_12: FSTQL6F5D2XK · pith_short_16: FSTQL6F5D2XKQMWR · pith_short_8: FSTQL6F5

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/FSTQL6F5D2XKQMWRGXDBUITJV7 \
  | 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: 2ca705f8bd1eaea832d135c61a2269affdc89f8368ce13a02f92c180c24f923e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c813b294821ac4e98451f8f6ee094e6d39a2df2dd8a42ce4ec24ea5fbbc1d312",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2018-09-22T18:00:10Z",
    "title_canon_sha256": "c03f55e44ae0404d1f0a751675463f14d0c777d334669c98ea77cddfb38e7696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08461",
    "kind": "arxiv",
    "version": 1
  }
}