Pith Number

pith:L4MAXDG7

pith:2015:L4MAXDG7GN4AWDIX6MHL3WNAYO

not attested not anchored not stored refs pending

Dense Gas Fraction and Star Formation Efficiency Variations in the Antennae Galaxies

Adam K. Leroy, Alberto D. Bolatto, Antonio Usero, Elisabete da Cunha, Erik Rosolowsky, Frank Bigiel, Karin Sandstrom, Leo Blitz

arxiv:1510.05680 v2 · 2015-10-19 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4MAXDG7GN4AWDIX6MHL3WNAYO}

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	2026-05-18T01:21:08.403262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f180b8cdf33780b0d17f30ebdd9a0c3a0e8c915c77df65d8a0d90c7283a8e61

Aliases

arxiv: 1510.05680 · arxiv_version: 1510.05680v2 · doi: 10.48550/arxiv.1510.05680 · pith_short_12: L4MAXDG7GN4A · pith_short_16: L4MAXDG7GN4AWDIX · pith_short_8: L4MAXDG7

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/L4MAXDG7GN4AWDIX6MHL3WNAYO \
  | 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: 5f180b8cdf33780b0d17f30ebdd9a0c3a0e8c915c77df65d8a0d90c7283a8e61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0edb2a93a128942e77c1f84a17e388f44a0e438732b85513ddbe4b7d31bf0b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-10-19T20:45:26Z",
    "title_canon_sha256": "f0d58f155867078c836b577551381b7068f363f46c2f263ccaee29fae65f53b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05680",
    "kind": "arxiv",
    "version": 2
  }
}