Pith Number

pith:MTLXTWU5

pith:2011:MTLXTWU5WLEWYXJMWU6AQY2BJI

not attested not anchored not stored refs pending

Adjacency-Preserving Spatial Treemaps

David Eppstein, Kevin Buchin, Maarten L\"offler, Martin N\"ollenburg, Rodrigo I. Silveira

arxiv:1105.0398 v1 · 2011-05-02 · 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{MTLXTWU5WLEWYXJMWU6AQY2BJI}

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	2026-05-18T01:09:29.925964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64d779da9db2c96c5d2cb53c0863414a199ef240fcbe1f763b1b8d91477b0f8b

Aliases

arxiv: 1105.0398 · arxiv_version: 1105.0398v1 · doi: 10.48550/arxiv.1105.0398 · pith_short_12: MTLXTWU5WLEW · pith_short_16: MTLXTWU5WLEWYXJM · pith_short_8: MTLXTWU5

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/MTLXTWU5WLEWYXJMWU6AQY2BJI \
  | 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: 64d779da9db2c96c5d2cb53c0863414a199ef240fcbe1f763b1b8d91477b0f8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1413dbeca5a5d5bba784e8e00723c126e4bee108828181ee3911e9de7d06b2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2011-05-02T18:18:22Z",
    "title_canon_sha256": "502fec2ec598611ea77ad74cf780904b0776db8b93ec9d4157b86dd17c2b1d27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0398",
    "kind": "arxiv",
    "version": 1
  }
}