Pith Number

pith:UV7EETJ5

pith:2017:UV7EETJ5IGNWW2S4R64IHGX2RP

not attested not anchored not stored refs pending

Improved Average Complexity for Comparison-Based Sorting

Junichi Teruyama, Kazuo Iwama

arxiv:1705.00849 v1 · 2017-05-02 · 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{UV7EETJ5IGNWW2S4R64IHGX2RP}

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	2026-05-18T00:45:09.577914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a57e424d3d419b6b6a5c8fb8839afa8bc5fba9bb15ddfd01dddd53ce6a28c2f5

Aliases

arxiv: 1705.00849 · arxiv_version: 1705.00849v1 · doi: 10.48550/arxiv.1705.00849 · pith_short_12: UV7EETJ5IGNW · pith_short_16: UV7EETJ5IGNWW2S4 · pith_short_8: UV7EETJ5

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/UV7EETJ5IGNWW2S4R64IHGX2RP \
  | 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: a57e424d3d419b6b6a5c8fb8839afa8bc5fba9bb15ddfd01dddd53ce6a28c2f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b319aca5a617341b052081fbbfe227e496e281d6d1dd18df3f1182db73b94d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-05-02T08:14:42Z",
    "title_canon_sha256": "977f7cb3ea604599f79e3f82a0f5967c4d737bca00fff5be49c9c9240523d6e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00849",
    "kind": "arxiv",
    "version": 1
  }
}