Pith Number

pith:CK2FXMJN

pith:2015:CK2FXMJNLVODI35SZSPT5FKGGM

not attested not anchored not stored refs pending

Limits to the precision of gradient sensing with spatial communication and temporal integration

Andre Levchenko, Andrew Mugler, Ilya Nemenman

arxiv:1505.04346 v1 · 2015-05-17 · q-bio.MN · physics.bio-ph · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CK2FXMJNLVODI35SZSPT5FKGGM}

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	2026-05-18T01:16:18.746559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12b45bb12d5d5c346fb2cc9f3e954633196576789af5155900d6eb621f60b933

Aliases

arxiv: 1505.04346 · arxiv_version: 1505.04346v1 · doi: 10.48550/arxiv.1505.04346 · pith_short_12: CK2FXMJNLVOD · pith_short_16: CK2FXMJNLVODI35S · pith_short_8: CK2FXMJN

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/CK2FXMJNLVODI35SZSPT5FKGGM \
  | 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: 12b45bb12d5d5c346fb2cc9f3e954633196576789af5155900d6eb621f60b933

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1840a56f9fcc4bf0668bfb04e1b45d56b44bee59f9ea80cbd4f7d908423475ea",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "q-bio.CB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.MN",
    "submitted_at": "2015-05-17T02:32:55Z",
    "title_canon_sha256": "095a5a5c967d5c8d349061e7dd9f97c231fc9d6b84e4ea4a65cc464fc32b83b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04346",
    "kind": "arxiv",
    "version": 1
  }
}