Pith Number

pith:2SQQ6ED7

pith:2019:2SQQ6ED7XGOFADFC4GMD5Z6Z64

not attested not anchored not stored refs pending

Learning metrics for persistence-based summaries and applications for graph classification

Qi Zhao, Yusu Wang

arxiv:1904.12189 v2 · 2019-04-27 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2SQQ6ED7XGOFADFC4GMD5Z6Z64}

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.

Cited by

1 paper in Pith

Line Graph Vietoris-Rips Persistence Diagram for Topological Graph Representation Learning

Receipt and verification

First computed	2026-07-05T00:25:38.549164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4a10f107fb99c500ca2e1983ee7d9f738d0931619d412809f14784be71a11e9

Aliases

arxiv: 1904.12189 · arxiv_version: 1904.12189v2 · doi: 10.48550/arxiv.1904.12189 · pith_short_12: 2SQQ6ED7XGOF · pith_short_16: 2SQQ6ED7XGOFADFC · pith_short_8: 2SQQ6ED7

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/2SQQ6ED7XGOFADFC4GMD5Z6Z64 \
  | 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: d4a10f107fb99c500ca2e1983ee7d9f738d0931619d412809f14784be71a11e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beade084bb20241ddb0e5d312cc1a0671fd93669b861a7796ae5923b9cd4193a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2019-04-27T18:01:35Z",
    "title_canon_sha256": "f2cfd53df9e52112688ace0b0b8c901714b478a58bb827b60e0e756af561e85c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12189",
    "kind": "arxiv",
    "version": 2
  }
}