Pith Number

pith:2FD6FZJM

pith:2024:2FD6FZJMDGJLGN5WH2OJHI6IRI

not attested not anchored not stored refs pending

Spaceport Facility Location Planning within the US National Airspace System

Haochen Wu, Jackson A. Miller, Kevin R. Sun, Max Z. Li, Oliver Jia-Richards

arxiv:2402.11389 v1 · 2024-02-17 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FD6FZJMDGJLGN5WH2OJHI6IRI}

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	2026-07-05T07:46:38.433117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d147e2e52c1992b337b63e9c93a3c88a2400b87ed814b1c940be19aec91369da

Aliases

arxiv: 2402.11389 · arxiv_version: 2402.11389v1 · doi: 10.48550/arxiv.2402.11389 · pith_short_12: 2FD6FZJMDGJL · pith_short_16: 2FD6FZJMDGJLGN5W · pith_short_8: 2FD6FZJM

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/2FD6FZJMDGJLGN5WH2OJHI6IRI \
  | 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: d147e2e52c1992b337b63e9c93a3c88a2400b87ed814b1c940be19aec91369da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb262fbea762d0b1679a316ba6abfaeafd5c2e8c36812efde320854e97dd673f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-02-17T21:56:53Z",
    "title_canon_sha256": "7871ee25cba73dcb2ca91abbe880416bee8bca7d55a44dfe5a588176499ff2c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.11389",
    "kind": "arxiv",
    "version": 1
  }
}