Pith Number

pith:RI7LDKWR

pith:2019:RI7LDKWRH74E2TG7LFC6EZ5QN7

not attested not anchored not stored refs pending

Perfect matchings and Hamilton cycles in uniform attachment graphs

Huseyin Acan

arxiv:1908.03659 v1 · 2019-08-10 · 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{RI7LDKWRH74E2TG7LFC6EZ5QN7}

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	2026-07-04T23:52:43.382474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a3eb1aad13ff84d4cdf5945e267b06ffc5706ebb6c95bff087fb34048713b1a

Aliases

arxiv: 1908.03659 · arxiv_version: 1908.03659v1 · doi: 10.48550/arxiv.1908.03659 · pith_short_12: RI7LDKWRH74E · pith_short_16: RI7LDKWRH74E2TG7 · pith_short_8: RI7LDKWR

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/RI7LDKWRH74E2TG7LFC6EZ5QN7 \
  | 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: 8a3eb1aad13ff84d4cdf5945e267b06ffc5706ebb6c95bff087fb34048713b1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "314050b35107fd4053143472155688196ed9698ba6d9c5d1501c2eef45a23145",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-08-10T01:14:08Z",
    "title_canon_sha256": "2cde875d2265143176ca8d7775c14cb24b41eac8f14c2c454d1a6b84c4a728fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03659",
    "kind": "arxiv",
    "version": 1
  }
}