Pith Number

pith:BK7YWTCP

pith:2013:BK7YWTCPKCWYTIEMBCPYHT3MEH

not attested not anchored not stored refs pending

Stochasticity in Ca$^{2+}$ increase in spines enables robust and sensitive information coding

Hidetoshi Urakubo, Kaoru Ohashi, Masashi Fujii, Shinya Kuroda, Takuya Koumura

arxiv:1312.5492 v2 · 2013-12-19 · q-bio.MN · 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{BK7YWTCPKCWYTIEMBCPYHT3MEH}

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	2026-05-18T02:49:38.814089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0abf8b4c4f50ad89a08c089f83cf6c21ff19cba03e368854da0d2cc83df6f667

Aliases

arxiv: 1312.5492 · arxiv_version: 1312.5492v2 · doi: 10.48550/arxiv.1312.5492 · pith_short_12: BK7YWTCPKCWY · pith_short_16: BK7YWTCPKCWYTIEM · pith_short_8: BK7YWTCP

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/BK7YWTCPKCWYTIEMBCPYHT3MEH \
  | 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: 0abf8b4c4f50ad89a08c089f83cf6c21ff19cba03e368854da0d2cc83df6f667

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b37242d5d6acb5f9f9091b571cdf6013658712d287268076db957d70e4960feb",
    "cross_cats_sorted": [
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.MN",
    "submitted_at": "2013-12-19T11:49:19Z",
    "title_canon_sha256": "bba6d95affae4ef1ead6b84a06ea11e71b6dfd3aed79565be069dd007963bae8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5492",
    "kind": "arxiv",
    "version": 2
  }
}