Pith Number

pith:CYQAI6NP

pith:2017:CYQAI6NPC2LZTUKHLRI57RZGHL

not attested not anchored not stored refs pending

Rats optimally accumulate and discount evidence in a dynamic environment

Ahmed El Hady, Alex Piet, Carlos D Brody

arxiv:1710.05945 v1 · 2017-10-16 · 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{CYQAI6NPC2LZTUKHLRI57RZGHL}

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	2026-05-18T00:32:38.271131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16200479af169799d1475c51dfc7263ac1f395195fc38792dd1920c194880dc7

Aliases

arxiv: 1710.05945 · arxiv_version: 1710.05945v1 · doi: 10.48550/arxiv.1710.05945 · pith_short_12: CYQAI6NPC2LZ · pith_short_16: CYQAI6NPC2LZTUKH · pith_short_8: CYQAI6NP

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/CYQAI6NPC2LZTUKHLRI57RZGHL \
  | 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: 16200479af169799d1475c51dfc7263ac1f395195fc38792dd1920c194880dc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faf3bcb2b6d2011c8f7cdd094636db5eec22a8f232a4c4295b1bd2afaaaba28d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2017-10-16T18:10:44Z",
    "title_canon_sha256": "845885a01901a04446f167bbccde5a45e4ff635bf612a99dc1f3a255eca04801"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05945",
    "kind": "arxiv",
    "version": 1
  }
}