Pith Number

pith:WEV7UBZF

pith:2015:WEV7UBZFLPJ5A6DHZJF4K3RKIW

not attested not anchored not stored refs pending

StructMatrix: large-scale visualization of graphs by means of structure detection and dense matrices

Hugo Gualdron, Jose Rodrigues, Robson Cordeiro

arxiv:1506.05072 v2 · 2015-06-16 · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WEV7UBZFLPJ5A6DHZJF4K3RKIW}

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	2026-05-18T00:58:10.674108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b12bfa07255bd3d07867ca4bc56e2a4597732cbc7fde72a46334e2749ea3f985

Aliases

arxiv: 1506.05072 · arxiv_version: 1506.05072v2 · doi: 10.48550/arxiv.1506.05072 · pith_short_12: WEV7UBZFLPJ5 · pith_short_16: WEV7UBZFLPJ5A6DH · pith_short_8: WEV7UBZF

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/WEV7UBZFLPJ5A6DHZJF4K3RKIW \
  | 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: b12bfa07255bd3d07867ca4bc56e2a4597732cbc7fde72a46334e2749ea3f985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56a7307b948f2719ac11d9505fc1c15c969a1c9d1c6ff558d54f428d5effaada",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-06-16T19:02:59Z",
    "title_canon_sha256": "fad7c0ed2c0f7879623f32968de0084c4c4b5ce78babdd555cc1fcab85a1b2dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05072",
    "kind": "arxiv",
    "version": 2
  }
}