Pith Number

pith:Q2QFG4SS

pith:2025:Q2QFG4SSV4T34ZDIKMJL3OXDO4

not attested not anchored not stored refs pending

CHILES VIII: Probing Evolution of Average HI Content in Star Forming Galaxies over the Past 5 Billion Years

Danielle Lucero, D.J. Pisano, Emmanuel Momjian, Hansung B. Gim, J. H. van Gorkom, Julia Blue Bird, Kelley M. Hess, Lucas R. Hunt, Martin Meyer, Min S. Yun, Nicholas Luber, Richard Dodson

arxiv:2504.02100 v1 · 2025-04-02 · 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{Q2QFG4SSV4T34ZDIKMJL3OXDO4}

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.

Cited by

1 paper in Pith

Weak Evolution of Cosmic Atomic Hydrogen over the Past 4.5 Billion Years

Receipt and verification

First computed	2026-07-05T10:43:50.543641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86a0537252af27be64685312bdbae377127a4d44763f3293624de6c7d2b895c5

Aliases

arxiv: 2504.02100 · arxiv_version: 2504.02100v1 · doi: 10.48550/arxiv.2504.02100 · pith_short_12: Q2QFG4SSV4T3 · pith_short_16: Q2QFG4SSV4T34ZDI · pith_short_8: Q2QFG4SS

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/Q2QFG4SSV4T34ZDIKMJL3OXDO4 \
  | 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: 86a0537252af27be64685312bdbae377127a4d44763f3293624de6c7d2b895c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "079d1938b7b2b93532dc51beb8d2b4a2c24f12108ba8e87a475e25dcd52ff844",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-04-02T20:05:38Z",
    "title_canon_sha256": "e0ceea9dd80782701a4c2f83bb4bb8a01e170d7c0c36177587b343ec183ab066"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.02100",
    "kind": "arxiv",
    "version": 1
  }
}