Pith Number

pith:R5WHSXUE

pith:2000:R5WHSXUETHRBSC6JYENFRAKCTS

not attested not anchored not stored refs pending

Universality and individuality in a neural code

Elad Schneidman, Naama Brenner, Naftali Tishby, Rob R. de Ruyter van Steveninck, William Bialek

arxiv:physics/0005043 v1 · 2000-05-16 · physics.bio-ph · physics.data-an · q-bio.NC · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5WHSXUETHRBSC6JYENFRAKCTS}

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	2026-07-04T14:43:15.234219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f6c795e8499e2190bc9c11a5881429c93be0be28a98fed85f990c3d43d62cc5

Aliases

arxiv: physics/0005043 · arxiv_version: physics/0005043v1 · doi: 10.48550/arxiv.physics/0005043 · pith_short_12: R5WHSXUETHRB · pith_short_16: R5WHSXUETHRBSC6J · pith_short_8: R5WHSXUE

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/R5WHSXUETHRBSC6JYENFRAKCTS \
  | 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: 8f6c795e8499e2190bc9c11a5881429c93be0be28a98fed85f990c3d43d62cc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2235c66effa0452e3dabe0165f4e1ad6908955d5eb902288dbedb0be89b01c14",
    "cross_cats_sorted": [
      "physics.data-an",
      "q-bio.NC",
      "q-bio.QM"
    ],
    "license": "",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2000-05-16T04:27:45Z",
    "title_canon_sha256": "0a0eed516aa5a691411f73ef51845418c52c8d581858245a61311898dde469db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0005043",
    "kind": "arxiv",
    "version": 1
  }
}