Pith Number

pith:S5JA2NMV

pith:2016:S5JA2NMVJKHV33A2S63ULAMVZL

not attested not anchored not stored refs pending

Faster Algorithms for the Maximum Common Subtree Isomorphism Problem

Andre Droschinsky, Nils M. Kriege, Petra Mutzel

arxiv:1602.07210 v4 · 2016-02-23 · cs.DS · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S5JA2NMVJKHV33A2S63ULAMVZL}

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	2026-05-18T01:08:25.850955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97520d35954a8f5dec1a97b7458195cac352d6ea8bf64ca50041e421c246eca0

Aliases

arxiv: 1602.07210 · arxiv_version: 1602.07210v4 · doi: 10.48550/arxiv.1602.07210 · pith_short_12: S5JA2NMVJKHV · pith_short_16: S5JA2NMVJKHV33A2 · pith_short_8: S5JA2NMV

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/S5JA2NMVJKHV33A2S63ULAMVZL \
  | 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: 97520d35954a8f5dec1a97b7458195cac352d6ea8bf64ca50041e421c246eca0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ace2c04d8de14a89cde77a11e1018880aaa66369f78322f8eee7a32f0cd2035c",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-02-23T15:48:25Z",
    "title_canon_sha256": "4c9e6488db0446390573ba4405b382ce71413c270c58af47c9a5e6791709d9ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07210",
    "kind": "arxiv",
    "version": 4
  }
}