Pith Number

pith:WZUBCDOO

pith:2021:WZUBCDOOQKQIFWCJL5V3VLBWWA

not attested not anchored not stored refs pending

Star Formation Histories from SEDs and CMDs Agree: Evidence for Synchronized Star Formation in Local Volume Dwarf Galaxies over the Past 3 Gyr

Adam Broussard, Anna C. Wright, Benjamin D. Johnson, Charlotte Olsen, Eric Gawiser, Grace Telford, Kartheik Iyer, Kristen B.W. McQuinn, Peter Kurczynski

arxiv:2104.06514 v1 · 2021-04-13 · 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{WZUBCDOOQKQIFWCJL5V3VLBWWA}

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	2026-07-05T02:45:27.652197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b668110dce82a082d8495f6bbaac36b020f724ed9d9b1499562e0873f2e4cd25

Aliases

arxiv: 2104.06514 · arxiv_version: 2104.06514v1 · doi: 10.48550/arxiv.2104.06514 · pith_short_12: WZUBCDOOQKQI · pith_short_16: WZUBCDOOQKQIFWCJ · pith_short_8: WZUBCDOO

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/WZUBCDOOQKQIFWCJL5V3VLBWWA \
  | 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: b668110dce82a082d8495f6bbaac36b020f724ed9d9b1499562e0873f2e4cd25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e64f1811b6ec40ceab803b6d5730317f759b18ab23231e61a4461591811f1050",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-04-13T20:58:32Z",
    "title_canon_sha256": "d7b73f9e051fc9ec28621b42751ba0bb4efca44c79b83065f3d1d6130eba689f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.06514",
    "kind": "arxiv",
    "version": 1
  }
}