Pith Number

pith:JZM3H2TA

pith:2011:JZM3H2TAGKLB2ESWQWKCLFDJYE

not attested not anchored not stored refs pending

Modeling the Effects of Star Formation Histories on Halpha and Ultra-Violet Fluxes in Nearby Dwarf Galaxies

Benjamin D. Johnson, Benjamin F. Williams, Daniela Calzetti, Daniel A. Dale, Daniel R. Weisz, Evan D. Skillman, Janice C. Lee, Julianne J. Dalcanton, L. Clifton Johnson, Liese van Zee, Matthew Bothwell, Robert C. Kennicutt

arxiv:1109.2905 v1 · 2011-09-13 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JZM3H2TAGKLB2ESWQWKCLFDJYE}

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	2026-05-18T02:00:33.381255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e59b3ea6032961d12568594259469c1225abbe426f0c8bb284bf32ab22b3980

Aliases

arxiv: 1109.2905 · arxiv_version: 1109.2905v1 · doi: 10.48550/arxiv.1109.2905 · pith_short_12: JZM3H2TAGKLB · pith_short_16: JZM3H2TAGKLB2ESW · pith_short_8: JZM3H2TA

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/JZM3H2TAGKLB2ESWQWKCLFDJYE \
  | 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: 4e59b3ea6032961d12568594259469c1225abbe426f0c8bb284bf32ab22b3980

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "738fd00db580efe225611fbb5006ebd6d31fb8e254a871833199ac5708e90668",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-13T20:00:55Z",
    "title_canon_sha256": "7aab73964766ff894375d7e74202c7a275b2092d5999146a2e7dc11a7135eb46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2905",
    "kind": "arxiv",
    "version": 1
  }
}