Pith Number

pith:FSSBAFMJ

pith:2026:FSSBAFMJ7ZCJRL6DWFIL4SEABD

not attested not anchored not stored refs pending

A Compositional Language for Property Graphs

Leonid Libkin, Marcelo Arenas, Wim Martens

arxiv:2606.23399 v1 · 2026-06-22 · cs.DB · cs.LO · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSSBAFMJ7ZCJRL6DWFIL4SEABD}

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	2026-06-23T03:14:19.022190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ca4101589fe4498afc3b150be488008fea140709c522201e7512fd829e18092

Aliases

arxiv: 2606.23399 · arxiv_version: 2606.23399v1 · doi: 10.48550/arxiv.2606.23399 · pith_short_12: FSSBAFMJ7ZCJ · pith_short_16: FSSBAFMJ7ZCJRL6D · pith_short_8: FSSBAFMJ

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/FSSBAFMJ7ZCJRL6DWFIL4SEABD \
  | 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: 2ca4101589fe4498afc3b150be488008fea140709c522201e7512fd829e18092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67569140b857d1386bdb98a83e4f061c8294646ab2401863ae0ce9be88303e36",
    "cross_cats_sorted": [
      "cs.LO",
      "cs.PL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-06-22T14:24:08Z",
    "title_canon_sha256": "389381d9cd45122de935efe507c9951d4af611bf257168349ec096b5746a2628"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23399",
    "kind": "arxiv",
    "version": 1
  }
}