Pith Number

pith:Z3G2YJE6

pith:2013:Z3G2YJE6J3R4EUBG7HO4HQ7ARH

not attested not anchored not stored refs pending

Automatic Airspace Sectorisation: A Survey

Justin Pearson, Pierre Flener

arxiv:1311.0653 v1 · 2013-11-04 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z3G2YJE6J3R4EUBG7HO4HQ7ARH}

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	2026-05-18T03:08:05.241601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cecdac249e4ee3c25026f9ddc3c3e089c96995f792aafd237e9b76d8857b3da6

Aliases

arxiv: 1311.0653 · arxiv_version: 1311.0653v1 · doi: 10.48550/arxiv.1311.0653 · pith_short_12: Z3G2YJE6J3R4 · pith_short_16: Z3G2YJE6J3R4EUBG · pith_short_8: Z3G2YJE6

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/Z3G2YJE6J3R4EUBG7HO4HQ7ARH \
  | 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: cecdac249e4ee3c25026f9ddc3c3e089c96995f792aafd237e9b76d8857b3da6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "419c7e7331ee06aaaa6751e4c7fa9bf7d4ee18b31cd93de488dec113e650c93d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2013-11-04T11:48:05Z",
    "title_canon_sha256": "72df94bf8269977597d3240aa88de236f05cbbe8248a55dcb838f78fcd9c0805"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0653",
    "kind": "arxiv",
    "version": 1
  }
}