Pith Number

pith:3QTKTWZF

pith:2012:3QTKTWZFUR7N4YTCKBIYOMNCD7

not attested not anchored not stored refs pending

Binary Willshaw learning yields high synaptic capacity for long-term familiarity memory

Andreas Wichert, Jo\~ao Sacramento

arxiv:1207.7196 v1 · 2012-07-31 · 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{3QTKTWZFUR7N4YTCKBIYOMNCD7}

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	2026-05-18T03:49:46.512767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc26a9db25a47ede626250518731a21fe22e33fc7fddc6d5bf069fbb6dc51277

Aliases

arxiv: 1207.7196 · arxiv_version: 1207.7196v1 · doi: 10.48550/arxiv.1207.7196 · pith_short_12: 3QTKTWZFUR7N · pith_short_16: 3QTKTWZFUR7N4YTC · pith_short_8: 3QTKTWZF

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/3QTKTWZFUR7N4YTCKBIYOMNCD7 \
  | 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: dc26a9db25a47ede626250518731a21fe22e33fc7fddc6d5bf069fbb6dc51277

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b784f154afab5cab3d12999cbf456ae70758d8c8ab5a4985e3b49474a26b0d60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2012-07-31T09:42:31Z",
    "title_canon_sha256": "f973f6b260d2d955402f5e1f0ededfacb7401788a0376af65e55be1ec4e8b9dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.7196",
    "kind": "arxiv",
    "version": 1
  }
}