Pith Number

pith:GGDU4HQY

pith:2014:GGDU4HQYC5Y2FM6TIRJP5T5SHQ

not attested not anchored not stored refs pending

A parametric study of possible solutions to the high-redshift overproduction of stars in modeled dwarf galaxies

Catherine E. White, Henry C. Ferguson, Rachel S. Somerville

arxiv:1407.1850 v2 · 2014-07-07 · 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{GGDU4HQYC5Y2FM6TIRJP5T5SHQ}

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	2026-05-18T01:42:41.176663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31874e1e181771a2b3d34452fecfb23c18454b93ae3693c47333b609bbd36874

Aliases

arxiv: 1407.1850 · arxiv_version: 1407.1850v2 · doi: 10.48550/arxiv.1407.1850 · pith_short_12: GGDU4HQYC5Y2 · pith_short_16: GGDU4HQYC5Y2FM6T · pith_short_8: GGDU4HQY

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/GGDU4HQYC5Y2FM6TIRJP5T5SHQ \
  | 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: 31874e1e181771a2b3d34452fecfb23c18454b93ae3693c47333b609bbd36874

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f96e7cab19a66a5a9be09bb0bd65afbd9793781a0a7505da02775081b5193f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-07-07T20:00:42Z",
    "title_canon_sha256": "91e466640e314525ffa0d61e280f971326c4f40c426635cd32956490a4d8c9d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1850",
    "kind": "arxiv",
    "version": 2
  }
}