Pith Number

pith:HHFHZLNZ

pith:2019:HHFHZLNZUT65W6263D5AJTSOXX

not attested not anchored not stored refs pending

A Data Mining Approach to Flight Arrival Delay Prediction for American Airlines

Navoneel Chakrabarty

arxiv:1903.06740 v1 · 2019-03-15 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHFHZLNZUT65W6263D5AJTSOXX}

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	2026-05-17T23:51:09.163721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39ca7cadb9a4fddb7b5ed8fa04ce4ebde192112a4fc6d835da42c06da4e29a69

Aliases

arxiv: 1903.06740 · arxiv_version: 1903.06740v1 · doi: 10.48550/arxiv.1903.06740 · pith_short_12: HHFHZLNZUT65 · pith_short_16: HHFHZLNZUT65W626 · pith_short_8: HHFHZLNZ

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/HHFHZLNZUT65W6263D5AJTSOXX \
  | 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: 39ca7cadb9a4fddb7b5ed8fa04ce4ebde192112a4fc6d835da42c06da4e29a69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "002a6b04a81ea1ac5327d05abf21e559ad8b308a9c7ec954908ed4fad511dd59",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-15T18:37:03Z",
    "title_canon_sha256": "69a8315b70523678711916e557af894a6e2c8eba89d1d18b76097d877c036ac6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06740",
    "kind": "arxiv",
    "version": 1
  }
}