Pith Number

pith:UUCANVQH

pith:2025:UUCANVQHC4J2H54DRKKNY2JFVI

not attested not anchored not stored refs pending

Runway vs. Taxiway: Challenges in Automated Line Identification and Notation Approaches

Abdullah Alqahtani, Amy Alvarez, Mohammed Abdul Hafeez Khan, Natasha Neogi, Parth Ganeriwala, Siddhartha Bhattacharyya

arxiv:2501.18494 v1 · 2025-01-30 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UUCANVQHC4J2H54DRKKNY2JFVI}

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	2026-07-05T10:07:34.750052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a50406d6071713a3f7838a94dc6925aa04569fdad6a24eac4c4b2884e396b6f1

Aliases

arxiv: 2501.18494 · arxiv_version: 2501.18494v1 · doi: 10.48550/arxiv.2501.18494 · pith_short_12: UUCANVQHC4J2 · pith_short_16: UUCANVQHC4J2H54D · pith_short_8: UUCANVQH

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/UUCANVQHC4J2H54DRKKNY2JFVI \
  | 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: a50406d6071713a3f7838a94dc6925aa04569fdad6a24eac4c4b2884e396b6f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4517dc142d17f35d263da1020f313199c0447455d023fce683834d7b41813453",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-30T17:07:24Z",
    "title_canon_sha256": "10ee85e464a476b7ef4fb6219b5b3b58d39eb58d2d1e4c218eac42ee755fb16c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18494",
    "kind": "arxiv",
    "version": 1
  }
}