Pith Number

pith:PSDATVVC

pith:2025:PSDATVVCRRJCH4IWGCQRHYNBIG

not attested not anchored not stored refs pending

Understanding GNNs and Homophily in Dynamic Node Classification

Danai Koutra, Jenna Wiens, Michael Ito

arxiv:2504.20421 v1 · 2025-04-29 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSDATVVCRRJCH4IWGCQRHYNBIG}

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	2026-07-05T10:55:42.203166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c8609d6a28c5223f11630a113e1a14190f213a211b2ef13f1d9b3a04543e32c

Aliases

arxiv: 2504.20421 · arxiv_version: 2504.20421v1 · doi: 10.48550/arxiv.2504.20421 · pith_short_12: PSDATVVCRRJC · pith_short_16: PSDATVVCRRJCH4IW · pith_short_8: PSDATVVC

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/PSDATVVCRRJCH4IWGCQRHYNBIG \
  | 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: 7c8609d6a28c5223f11630a113e1a14190f213a211b2ef13f1d9b3a04543e32c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "964ecd979e2ab101f5bf6270440ff4e14e4978174ed15e01587e40b25db23df2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-29T04:32:29Z",
    "title_canon_sha256": "1b93eb051ad77f0e355b9db8b47b665c00050681d9b0ccee74d603386eaffa30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20421",
    "kind": "arxiv",
    "version": 1
  }
}