Pith Number

pith:B56NDMLJ

pith:2010:B56NDMLJ3MEOADKJOUWVEARE6N

not attested not anchored not stored refs pending

Completing Partial Packings of Bipartite Graphs

Ago-Erik Riet, Mykhaylo Tyomkyn, Zolt\'an F\"uredi

arxiv:1007.4287 v3 · 2010-07-24 · 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{B56NDMLJ3MEOADKJOUWVEARE6N}

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	2026-05-18T04:42:03.842431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f7cd1b169db08e00d49752d520224f36d8bb149ff72a002e3da368337d1dbbd

Aliases

arxiv: 1007.4287 · arxiv_version: 1007.4287v3 · doi: 10.48550/arxiv.1007.4287 · pith_short_12: B56NDMLJ3MEO · pith_short_16: B56NDMLJ3MEOADKJ · pith_short_8: B56NDMLJ

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/B56NDMLJ3MEOADKJOUWVEARE6N \
  | 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: 0f7cd1b169db08e00d49752d520224f36d8bb149ff72a002e3da368337d1dbbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb2868a223274bde5127a34afd47aaf27a75b0b77d5b6eaf052df2b39299f66d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-07-24T22:54:51Z",
    "title_canon_sha256": "31b72125ff58cda65ec43b6ec3a8c8fb5e807a31c4b88df81efa1fe20afdca09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4287",
    "kind": "arxiv",
    "version": 3
  }
}