Pith Number

pith:T6AAFCUW

pith:2024:T6AAFCUWZCRIWWM2JHL23YOBQP

not attested not anchored not stored refs pending

Discrepancies of perfect matchings in hypergraphs

Hongliang Lu, Jie Ma, Shengjie Xie

arxiv:2408.06020 v2 · 2024-08-12 · 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{T6AAFCUWZCRIWWM2JHL23YOBQP}

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	2026-07-05T09:04:11.535463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f80028a96c8a28b599a49d7ade1c183d3c16efd299c5d96afdfc9a4862ca027

Aliases

arxiv: 2408.06020 · arxiv_version: 2408.06020v2 · doi: 10.48550/arxiv.2408.06020 · pith_short_12: T6AAFCUWZCRI · pith_short_16: T6AAFCUWZCRIWWM2 · pith_short_8: T6AAFCUW

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/T6AAFCUWZCRIWWM2JHL23YOBQP \
  | 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: 9f80028a96c8a28b599a49d7ade1c183d3c16efd299c5d96afdfc9a4862ca027

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e501e228b74f84a7b26307d92330233f47daefdb60988efd51bb789057e61fef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-08-12T09:19:52Z",
    "title_canon_sha256": "d1a47b2c75feee1d8c514c0b50c1c745fb3c2344bb1debc54fc665f2bba7f92c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.06020",
    "kind": "arxiv",
    "version": 2
  }
}