Pith Number

pith:RDSZFMWK

pith:2010:RDSZFMWKWABG34A3UQNKWK6L4G

not attested not anchored not stored refs pending

Random road networks: the quadtree model

David Eisenstat

arxiv:1008.4916 v2 · 2010-08-29 · cs.DM · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RDSZFMWKWABG34A3UQNKWK6L4G}

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	2026-05-18T04:30:36.511824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88e592b2cab0026df01ba41aab2bcbe1a7f3f12d5e6027b9e4e6dbf0e83fcf71

Aliases

arxiv: 1008.4916 · arxiv_version: 1008.4916v2 · doi: 10.48550/arxiv.1008.4916 · pith_short_12: RDSZFMWKWABG · pith_short_16: RDSZFMWKWABG34A3 · pith_short_8: RDSZFMWK

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/RDSZFMWKWABG34A3UQNKWK6L4G \
  | 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: 88e592b2cab0026df01ba41aab2bcbe1a7f3f12d5e6027b9e4e6dbf0e83fcf71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72ad32c16ced288d6cb83316c6768c325b6c190afbc9eeb6ccd846113829283f",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2010-08-29T12:38:50Z",
    "title_canon_sha256": "a264f5e2f305c552574a207382d82851bf6b1dadee12d3e3754b8e19e3999eb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4916",
    "kind": "arxiv",
    "version": 2
  }
}