Pith Number

pith:3SUCAMDP

pith:2011:3SUCAMDPPUCEIQ2HNXXLGJEVZE

not attested not anchored not stored refs pending

Chemical evolution of the Galactic bulge as traced by microlensed dwarf and subgiant stars. IV. Two bulge populations

A. Gal-Yam, A. Gould, C. Han, D. Ad\'en, D. Bennett, D. Suzuki, I.A. Bond, I. Ram\'irez, I. Thompson, J.A. Johnson, J.C. Yee, J.G. Cohen, J. Mel\'endez, K. Furusawa, K. Ohmori, K. Wada, M. Asplund, N. Miyake, P. Tristram, S. Feltzing, S. Lucatello, T. Bensby, To. Saito, T. Sumi

arxiv:1107.5606 v2 · 2011-07-27 · 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{3SUCAMDPPUCEIQ2HNXXLGJEVZE}

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	2026-05-18T02:01:08.610700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dca820306f7d044443476deeb32495c90561f72e487fe7fc3361ed7b88a15803

Aliases

arxiv: 1107.5606 · arxiv_version: 1107.5606v2 · doi: 10.48550/arxiv.1107.5606 · pith_short_12: 3SUCAMDPPUCE · pith_short_16: 3SUCAMDPPUCEIQ2H · pith_short_8: 3SUCAMDP

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/3SUCAMDPPUCEIQ2HNXXLGJEVZE \
  | 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: dca820306f7d044443476deeb32495c90561f72e487fe7fc3361ed7b88a15803

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6519a4ce1378633246059334973d99d6b5cff3f367b7c1b661fb81de3b71e9e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-07-27T23:58:26Z",
    "title_canon_sha256": "f6557992d292de0ce2a32381c4f3d75b95765a6a0e4d087e3e4c77e76b5e1c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5606",
    "kind": "arxiv",
    "version": 2
  }
}