Pith Number

pith:EVDXEPCE

pith:2009:EVDXEPCE5ZQCXO2HFQ5C3VDAQA

not attested not anchored not stored refs pending

Metallicity Mapping with gri Photometry: The Virgo Overdensity and the Halos of the Galaxy

2), (2) Joint Institute for Nuclear Astrophysics, (3) IPAC, (4) Ohio State Univ., (5) CEA-Saclay, (6) Australian National Univ., 7), (7) INAF, (8) Fermilab), Brian Yanny (8) ((1) Michigan State Univ., Caltech, Daniela Carollo (6, Deokkeun An (3), Donald M. Terndrup (4), France, Franck Delahaye (5), Jennifer A. Johnson (4), Marc H. Pinsonneault (4), Thomas Masseron (4), Timothy C. Beers (1, Torino, Young Sun Lee (1

arxiv:0910.4731 v1 · 2009-10-25 · 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{EVDXEPCE5ZQCXO2HFQ5C3VDAQA}

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	2026-05-18T02:11:11.779054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2547723c44ee602bbb472c3a2dd4608026b17afda334adcdd03343c1fdde00fe

Aliases

arxiv: 0910.4731 · arxiv_version: 0910.4731v1 · doi: 10.48550/arxiv.0910.4731 · pith_short_12: EVDXEPCE5ZQC · pith_short_16: EVDXEPCE5ZQCXO2H · pith_short_8: EVDXEPCE

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/EVDXEPCE5ZQCXO2HFQ5C3VDAQA \
  | 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: 2547723c44ee602bbb472c3a2dd4608026b17afda334adcdd03343c1fdde00fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cafd452679d76c9dda9ccb2b44e0f9e9feaec0a6ea43e191c59a071cabae123",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-25T13:31:42Z",
    "title_canon_sha256": "83bf14104d99dc973e268c4f7642b13fd7b008030fe8640731eded2685f24ef0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4731",
    "kind": "arxiv",
    "version": 1
  }
}