Pith Number

pith:ETB4X4JX

pith:2025:ETB4X4JXK3TR36F2UUPORHDXRZ

not attested not anchored not stored refs pending

MultiGraphMatch: a subgraph matching algorithm for multigraphs

Alfredo Ferro, Alfredo Pulvirenti, Antonio Di Maria, Dennis Shasha, Giovanni Micale, Roberto Grasso, Rosalba Giugno, Vincenzo Bonnici

arxiv:2501.09736 v1 · 2025-01-16 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ETB4X4JXK3TR36F2UUPORHDXRZ}

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	2026-07-05T10:01:57.459559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24c3cbf13756e71df8baa51ee89c778e4bbcf0abeb4d553c1bf76b922081bdf8

Aliases

arxiv: 2501.09736 · arxiv_version: 2501.09736v1 · doi: 10.48550/arxiv.2501.09736 · pith_short_12: ETB4X4JXK3TR · pith_short_16: ETB4X4JXK3TR36F2 · pith_short_8: ETB4X4JX

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/ETB4X4JXK3TR36F2UUPORHDXRZ \
  | 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: 24c3cbf13756e71df8baa51ee89c778e4bbcf0abeb4d553c1bf76b922081bdf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b276607d4393fa6185b4c9d1bf54adea5497b38c360e222a9f06fbe1caf9acbd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-01-16T18:39:36Z",
    "title_canon_sha256": "6f2cd410f7a86a8ba0df661937e1923e34e5feb394f998347a2baee07da6b508"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09736",
    "kind": "arxiv",
    "version": 1
  }
}