Pith Number

pith:T56ZJELB

pith:2026:T56ZJELBO4QK7DAOFFAR452YD7

not attested not anchored not stored refs pending

Learning Structural Hardness for Combinatorial Auctions: Instance-Dependent Algorithm Selection via Graph Neural Networks

Sungwoo Kang

arxiv:2602.14772 v2 · 2026-02-16 · 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{T56ZJELBO4QK7DAOFFAR452YD7}

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	2026-06-25T01:17:50.631765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f7d9491617720af8c0e29411e77581fd6fafe30863eb9ada7e57ccdfcf930c3

Aliases

arxiv: 2602.14772 · arxiv_version: 2602.14772v2 · doi: 10.48550/arxiv.2602.14772 · pith_short_12: T56ZJELBO4QK · pith_short_16: T56ZJELBO4QK7DAO · pith_short_8: T56ZJELB

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/T56ZJELBO4QK7DAOFFAR452YD7 \
  | 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: 9f7d9491617720af8c0e29411e77581fd6fafe30863eb9ada7e57ccdfcf930c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9a4908d4d26869959c2c321b73b4111358fed69dee99dd0c012e7240569e1b9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-02-16T14:26:25Z",
    "title_canon_sha256": "9e14d582e7b7a780265a264e0809cb8a119c57461362a9b3481cfedfdbaedd47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.14772",
    "kind": "arxiv",
    "version": 2
  }
}