Pith Number

pith:GBCWEYAC

pith:2017:GBCWEYACX5JKLVLRR34MD7DKBO

not attested not anchored not stored refs pending

Chemical evolution of the Galactic bulge as traced by microlensed dwarf and subgiant stars. VI. Age and abundance structure of the stellar populations in the central sub-kpc of the Milky Way

A. Bhattacharya, A. Gould, A. McWilliam, A. Udalski, D.P. Bennett, D. Suzuki, F. Abe, I.A. Bond, I. Soszy\'nski, J.A. Johnson, J.C. Yee, J. Mel\'endez, J. Skowron, K. Ulaczyk, L.M. Howes, {\L}. Wyrzykowski, M. Asplund, M.K. Szyma\'nski, M. Nagakane, M. Pawlak, N. Koshimoto, P.J. Tristram, P. Mr\'oz, P. Pietrukowicz, R. Poleski, S. Feltzing, S. Koz{\l}owski, S. Lucatello, T. Bensby, T. Sumi, Y. Asakura, Y. Hirao

arxiv:1702.02971 v2 · 2017-02-09 · 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{GBCWEYACX5JKLVLRR34MD7DKBO}

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	2026-05-18T00:34:51.867908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3045626002bf52a5d5718ef8c1fc6a0bb23e941fba5ac012f5e95ac05f63bd47

Aliases

arxiv: 1702.02971 · arxiv_version: 1702.02971v2 · doi: 10.48550/arxiv.1702.02971 · pith_short_12: GBCWEYACX5JK · pith_short_16: GBCWEYACX5JKLVLR · pith_short_8: GBCWEYAC

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/GBCWEYACX5JKLVLRR34MD7DKBO \
  | 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: 3045626002bf52a5d5718ef8c1fc6a0bb23e941fba5ac012f5e95ac05f63bd47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "871a7b0a12592467b8dc297f32f601922cff2d40d5ee44c55fcb7a052f7b06ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-02-09T20:18:38Z",
    "title_canon_sha256": "30c22e5ff4aaa0f500a1af3b8325a0669cd358f07b2ce76434d91a180504ff25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02971",
    "kind": "arxiv",
    "version": 2
  }
}