Pith Number

pith:JW56KHV4

pith:2020:JW56KHV4NMGGJT3J246G2HKKFP

not attested not anchored not stored refs pending

The Open Cluster Chemical Abundances and Mapping Survey: IV. Abundances for 128 Open Clusters using SDSS/APOGEE DR16

Alexandre Roman-Lopes, Andres Almeida, Carlos Allende Prieto, Christian Moni Bidin, Cristina Chiappini, D. A. Garcia-Hernandez, Dante Minniti, Dmitry Bizyaev, Doug Geisler, Friedrich Anders, Gail Zasowski, Henrik Jonsson, Jennifer S. Sobeck, Joel R. Brownstein, John Donor, Julia E. O'Connell, Kaike Pan, Katia Cunha, Peter M. Frinchaboy, Rachael Beaton, Ricardo Carrera, Richard R. Lane, Roger Cohen, Sten Hasselquist, Steven R. Majewski

arxiv:2002.08980 v1 · 2020-02-20 · 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{JW56KHV4NMGGJT3J246G2HKKFP}

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	2026-07-05T00:57:17.836228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dbbe51ebc6b0c64cf69d73c6d1d4a2bca6b55269f7d465ab1fe9b23e396ad0b

Aliases

arxiv: 2002.08980 · arxiv_version: 2002.08980v1 · doi: 10.48550/arxiv.2002.08980 · pith_short_12: JW56KHV4NMGG · pith_short_16: JW56KHV4NMGGJT3J · pith_short_8: JW56KHV4

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/JW56KHV4NMGGJT3J246G2HKKFP \
  | 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: 4dbbe51ebc6b0c64cf69d73c6d1d4a2bca6b55269f7d465ab1fe9b23e396ad0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bef0adf32b7d5dc2daa260156f18f113ad56002f27fd723051598f94ab5f907",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-02-20T19:10:00Z",
    "title_canon_sha256": "0f27efa375c73137dfab133f8e27ba667b808cf05336e98102f1a4c24009d70c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.08980",
    "kind": "arxiv",
    "version": 1
  }
}