Pith Number

pith:MEGJSPXN

pith:2012:MEGJSPXNT6BZG7C4VWBB55PJZG

not attested not anchored not stored refs pending

Simple Agents Learn to Find Their Way: An Introduction on Mapping Polygons

J\'er\'emie Chalopin, Mat\'u\v{s} Mihal\'ak, Peter Widmayer, Shantanu Das, Yann Disser

arxiv:1204.3850 v1 · 2012-02-16 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MEGJSPXNT6BZG7C4VWBB55PJZG}

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	2026-05-17T23:58:55.028198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

610c993eed9f83937c5cad821ef5e9c98f13f2ed16d36f296c0a8bb068fe6780

Aliases

arxiv: 1204.3850 · arxiv_version: 1204.3850v1 · doi: 10.48550/arxiv.1204.3850 · pith_short_12: MEGJSPXNT6BZ · pith_short_16: MEGJSPXNT6BZG7C4 · pith_short_8: MEGJSPXN

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/MEGJSPXNT6BZG7C4VWBB55PJZG \
  | 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: 610c993eed9f83937c5cad821ef5e9c98f13f2ed16d36f296c0a8bb068fe6780

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9a9c6c3263552b51a3ea4eabc537012ee355782efa58afb5a6699b294df393f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-02-16T11:17:25Z",
    "title_canon_sha256": "9e4ff25c981791e82370afeea2b445d0aa683290937b9704e32fcb4b3b210400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3850",
    "kind": "arxiv",
    "version": 1
  }
}