Pith Number

pith:R5XH77MG

pith:2010:R5XH77MG7APVSTLCMOB2EODRZV

not attested not anchored not stored refs pending

Finding Cycles and Trees in Sublinear Time

Artur Czumaj, Asaf Shapira, Christian Sohler, C. Seshadhri, Dana Ron, Oded Goldreich

arxiv:1007.4230 v3 · 2010-07-23 · cs.DS · cs.DM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5XH77MG7APVSTLCMOB2EODRZV}

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	2026-05-18T03:58:48.853322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f6e7ffd86f81f594d626383a23871cd662543b76a9926abfc2c00e451f45697

Aliases

arxiv: 1007.4230 · arxiv_version: 1007.4230v3 · doi: 10.48550/arxiv.1007.4230 · pith_short_12: R5XH77MG7APV · pith_short_16: R5XH77MG7APVSTLC · pith_short_8: R5XH77MG

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/R5XH77MG7APVSTLCMOB2EODRZV \
  | 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: 8f6e7ffd86f81f594d626383a23871cd662543b76a9926abfc2c00e451f45697

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0ee5c6bf3a68326b4478ff0ffd4e8216b4ad31b41640dfc62aaeae57bb9a422",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-07-23T23:34:05Z",
    "title_canon_sha256": "e0a1a278b5685cb01becab1e2ba34b3dfda3a680fccb6278d6860d69fe28bff7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4230",
    "kind": "arxiv",
    "version": 3
  }
}