Pith Number

pith:QGGAE7ZY

pith:2014:QGGAE7ZY4R47C2DKRA5V4E2G3C

not attested not anchored not stored refs pending

A note on the largest number of red nodes in red-black trees

Daxin Zhu, Lei Wang, Xiaodong Wang, Yingjie Wu

arxiv:1406.3092 v1 · 2014-06-12 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGGAE7ZY4R47C2DKRA5V4E2G3C}

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	2026-05-18T02:49:53.101563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

818c027f38e479f1686a883b5e1346d8a9cbccfac70bc47281ea1e1883d3f2e2

Aliases

arxiv: 1406.3092 · arxiv_version: 1406.3092v1 · doi: 10.48550/arxiv.1406.3092 · pith_short_12: QGGAE7ZY4R47 · pith_short_16: QGGAE7ZY4R47C2DK · pith_short_8: QGGAE7ZY

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/QGGAE7ZY4R47C2DKRA5V4E2G3C \
  | 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: 818c027f38e479f1686a883b5e1346d8a9cbccfac70bc47281ea1e1883d3f2e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16604fceb43f289b700cb1d87e74d2c2ccc9b4e1f7c4031461f564e2b035551e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-06-12T00:56:02Z",
    "title_canon_sha256": "48e80969559c306c22e07c15045a5a7ac40fb721e99ec0fc03b087d7825e160e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3092",
    "kind": "arxiv",
    "version": 1
  }
}