Pith Number

pith:X2YEHDO7

pith:2015:X2YEHDO7WDFXYAS3Z7WLF6PSLN

not attested not anchored not stored refs pending

Greedy Is an Almost Optimal Deque

Kurt Mehlhorn, Laszlo Kozma, Mayank Goswami, Parinya Chalermsook, Thatchaphol Saranurak

arxiv:1506.08319 v1 · 2015-06-27 · cs.DS · 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{X2YEHDO7WDFXYAS3Z7WLF6PSLN}

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	2026-05-18T01:35:04.551815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beb0438ddfb0cb7c025bcfecb2f9f25b4bde997dd8213c2159703f1d21dcc0b3

Aliases

arxiv: 1506.08319 · arxiv_version: 1506.08319v1 · doi: 10.48550/arxiv.1506.08319 · pith_short_12: X2YEHDO7WDFX · pith_short_16: X2YEHDO7WDFXYAS3 · pith_short_8: X2YEHDO7

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/X2YEHDO7WDFXYAS3Z7WLF6PSLN \
  | 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: beb0438ddfb0cb7c025bcfecb2f9f25b4bde997dd8213c2159703f1d21dcc0b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56c6e1fbabf602128876b7596ccbae1ec0c1990eadca23be6c0baca1cdb1373c",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-06-27T19:02:54Z",
    "title_canon_sha256": "c41fe2a75709ca1603459f69c0add80103518a7ca88231f07c57f2a659a390e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08319",
    "kind": "arxiv",
    "version": 1
  }
}