Pith Number

pith:X3CQRJJV

pith:2016:X3CQRJJV6RQ4KN3ZMK4AQWADF5

not attested not anchored not stored refs pending

On rainbow matchings for hypergraphs

Hongliang Lu, Xingxing Yu

arxiv:1611.01735 v1 · 2016-11-06 · 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{X3CQRJJV6RQ4KN3ZMK4AQWADF5}

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	2026-05-18T01:00:04.567737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bec508a535f461c5377962b80858032f4ff7de089401ae1fbf61d05e8fd18bef

Aliases

arxiv: 1611.01735 · arxiv_version: 1611.01735v1 · doi: 10.48550/arxiv.1611.01735 · pith_short_12: X3CQRJJV6RQ4 · pith_short_16: X3CQRJJV6RQ4KN3Z · pith_short_8: X3CQRJJV

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/X3CQRJJV6RQ4KN3ZMK4AQWADF5 \
  | 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: bec508a535f461c5377962b80858032f4ff7de089401ae1fbf61d05e8fd18bef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ce1a8c1876ee19fdbc45e4cdfd2b283663533ff3ee7380d123d93375e5ecc19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-11-06T07:29:29Z",
    "title_canon_sha256": "e8add51a17076ae70776388c9c15306e58781a8b5ca4aa05710116722cdcc5ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01735",
    "kind": "arxiv",
    "version": 1
  }
}