Pith Number

pith:M6LZMORP

pith:2019:M6LZMORPLKILO5LNP74OTIBERV

not attested not anchored not stored refs pending

Dynamic Optimality Refuted -- For Tournament Heaps

J. Ian Munro, Lingyi Zhang, Richard Peng, Sebastian Wild

arxiv:1908.00563 v1 · 2019-08-01 · 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{M6LZMORPLKILO5LNP74OTIBERV}

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.

Cited by

1 paper in Pith

Fast and Simple Sorting Using Partial Information

Receipt and verification

First computed	2026-07-04T23:51:06.509566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6797963a2f5a90b7756d7ff8e9a0248d7669852c9ea5b773985b8ef2c405b166

Aliases

arxiv: 1908.00563 · arxiv_version: 1908.00563v1 · doi: 10.48550/arxiv.1908.00563 · pith_short_12: M6LZMORPLKIL · pith_short_16: M6LZMORPLKILO5LN · pith_short_8: M6LZMORP

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/M6LZMORPLKILO5LNP74OTIBERV \
  | 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: 6797963a2f5a90b7756d7ff8e9a0248d7669852c9ea5b773985b8ef2c405b166

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ebe8d33e3a617373fb6861fd3ab9bda5e0fb39117ed7392d671023bf14b7880",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-08-01T18:08:19Z",
    "title_canon_sha256": "197f899a87609b2d5b39ca270ffaa8c3ed4d8d6c9583cb7f4fac064867a9e627"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00563",
    "kind": "arxiv",
    "version": 1
  }
}