Pith Number

pith:A27USRPA

pith:2012:A27USRPAXG6GOHOPFSLPDB52NJ

not attested not anchored not stored refs pending

Input Statistics and Hebbian Crosstalk Effects

Anca Radulescu

arxiv:1208.2100 v1 · 2012-08-10 · q-bio.NC · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A27USRPAXG6GOHOPFSLPDB52NJ}

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	2026-05-18T03:49:00.149906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06bf4945e0b9bc671dcf2c96f187ba6a619e40f16a90d21a7932feee6d21e773

Aliases

arxiv: 1208.2100 · arxiv_version: 1208.2100v1 · doi: 10.48550/arxiv.1208.2100 · pith_short_12: A27USRPAXG6G · pith_short_16: A27USRPAXG6GOHOP · pith_short_8: A27USRPA

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/A27USRPAXG6GOHOPFSLPDB52NJ \
  | 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: 06bf4945e0b9bc671dcf2c96f187ba6a619e40f16a90d21a7932feee6d21e773

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67d71e900038156ed726ca5092a8902c538b5366dd3e959aaa08f0bea63856ef",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2012-08-10T06:54:09Z",
    "title_canon_sha256": "28f014b349440463d50eef3d499354fbda3f508de91c8c1adc48c28aed6567ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2100",
    "kind": "arxiv",
    "version": 1
  }
}