Pith Number

pith:2KW3YUD7

pith:2026:2KW3YUD7AZSCOVMJEZNDPSB4EG

not attested not anchored not stored refs pending

Perturbation of the largest matching root of hypergraphs

Jiang-Chao Wan, Yi Wang

arxiv:2605.14882 v1 · 2026-05-14 · 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{2KW3YUD7AZSCOVMJEZNDPSB4EG}

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	2026-05-17T23:38:56.033185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2adbc507f0664275589265a37c83c21b6b0fd180e19726553d0a85d39f36546

Aliases

arxiv: 2605.14882 · arxiv_version: 2605.14882v1 · doi: 10.48550/arxiv.2605.14882 · pith_short_12: 2KW3YUD7AZSC · pith_short_16: 2KW3YUD7AZSCOVMJ · pith_short_8: 2KW3YUD7

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/2KW3YUD7AZSCOVMJEZNDPSB4EG \
  | 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: d2adbc507f0664275589265a37c83c21b6b0fd180e19726553d0a85d39f36546

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7f01be8c7b70f947dc7c52d2988f48fd916aa941ac240a147d00174dc5db4e3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-05-14T14:27:01Z",
    "title_canon_sha256": "e8e5f3a3e4959ded6833a5893d4b0108556d3ea8370b84828ab10690efd97560"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.14882",
    "kind": "arxiv",
    "version": 1
  }
}