Pith Number

pith:4YXUJNGM

pith:2021:4YXUJNGMA64EIOBHOI3RQUYYTR

not attested not anchored not stored refs pending

Differentially Describing Groups of Graphs

Corinna Coupette, Jilles Vreeken, Sebastian Dalleiger

arxiv:2201.04064 v2 · 2021-12-16 · cs.SI · cs.IT · cs.LG · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YXUJNGMA64EIOBHOI3RQUYYTR}

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	2026-07-05T04:03:38.772457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e62f44b4cc07b844382772371853189c5499caf0462b78692ff10ae9e95bae9a

Aliases

arxiv: 2201.04064 · arxiv_version: 2201.04064v2 · doi: 10.48550/arxiv.2201.04064 · pith_short_12: 4YXUJNGMA64E · pith_short_16: 4YXUJNGMA64EIOBH · pith_short_8: 4YXUJNGM

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/4YXUJNGMA64EIOBHOI3RQUYYTR \
  | 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: e62f44b4cc07b844382772371853189c5499caf0462b78692ff10ae9e95bae9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2989f9cf8a1d88008b32e587f21b3b01d891d7957a2445cb282805e699a06ca9",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2021-12-16T15:18:24Z",
    "title_canon_sha256": "1bc0845cc4535f541dc8dd04319b02ef502eed63876b1b70727bff625f7ec2b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.04064",
    "kind": "arxiv",
    "version": 2
  }
}