Pith Number

pith:IWVCAKJG

pith:2020:IWVCAKJGNAXVXFVOXMUNPBH7SC

not attested not anchored not stored refs pending

Induced Tur\'an problems and traces of hypergraphs

Ruth Luo, Zoltan Furedi

arxiv:2002.07350 v1 · 2020-02-18 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWVCAKJGNAXVXFVOXMUNPBH7SC}

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	2026-07-05T00:41:16.110414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45aa202926682f5b96aebb28d784ff9096536b43439a448b1f43d6bdb7ca5df3

Aliases

arxiv: 2002.07350 · arxiv_version: 2002.07350v1 · doi: 10.48550/arxiv.2002.07350 · pith_short_12: IWVCAKJGNAXV · pith_short_16: IWVCAKJGNAXVXFVO · pith_short_8: IWVCAKJG

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/IWVCAKJGNAXVXFVOXMUNPBH7SC \
  | 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: 45aa202926682f5b96aebb28d784ff9096536b43439a448b1f43d6bdb7ca5df3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27da43ae338aab8ec848e34a24ea6cc0c028f430300ca293e1c41a11426de549",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-02-18T03:37:08Z",
    "title_canon_sha256": "8e4f5cfb91131b1bd03917b39a5b50e7cde137bf4c027545e5714ee7c5d1ba6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.07350",
    "kind": "arxiv",
    "version": 1
  }
}