Pith Number

pith:5DGGRG4S

pith:2013:5DGGRG4SCP57XW6WEVUHPQNKZU

not attested not anchored not stored refs pending

Aircraft Landing Problem: Efficient Algorithm for a Given Landing Sequence

Abhishek Awasthi, J\"org L\"assig, Oliver Kramer

arxiv:1311.2880 v1 · 2013-10-26 · 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{5DGGRG4SCP57XW6WEVUHPQNKZU}

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	2026-05-18T00:57:52.560337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8cc689b9213fbfbdbd6256877c1aacd2845735092a0f78b2f9cdc882513543e

Aliases

arxiv: 1311.2880 · arxiv_version: 1311.2880v1 · doi: 10.48550/arxiv.1311.2880 · pith_short_12: 5DGGRG4SCP57 · pith_short_16: 5DGGRG4SCP57XW6W · pith_short_8: 5DGGRG4S

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/5DGGRG4SCP57XW6WEVUHPQNKZU \
  | 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: e8cc689b9213fbfbdbd6256877c1aacd2845735092a0f78b2f9cdc882513543e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e74575960ceb5830955a024533b3ba0d992d89176c5fb229b488f2f8601b4ce5",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-10-26T14:37:47Z",
    "title_canon_sha256": "6fb0b4c0eaaf8d07a1fa1965bcca413b6303c485e622b696fe0895139bc99cc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2880",
    "kind": "arxiv",
    "version": 1
  }
}