Pith Number

pith:WPE7JV3I

pith:2018:WPE7JV3ISFCPONKSQQFVOFJC6Q

not attested not anchored not stored refs pending

The Open Cluster Chemical Abundances and Mapping Survey: II. Precision Cluster Abundances for APOGEE using SDSS DR14

Andres Almeida, Benjamin Thompson, Brianne Meyer McGrath, Christian Nitschelm, D. A. Garcia-Hernandez, Dmitry Bizyaev, Gail Zasowski, John Donor, Julia O'Connell, Kaike Pan, Katia Cunha, Kelly M. Jackson, Olga Zamora, Peter M. Frinchaboy, Ricardo Carrera

arxiv:1807.09791 v1 · 2018-07-25 · 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{WPE7JV3ISFCPONKSQQFVOFJC6Q}

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	2026-05-18T00:05:30.260292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3c9f4d7689144f73552840b571522f4288d45d25a5f12c541927cb6a4b0b4b4

Aliases

arxiv: 1807.09791 · arxiv_version: 1807.09791v1 · doi: 10.48550/arxiv.1807.09791 · pith_short_12: WPE7JV3ISFCP · pith_short_16: WPE7JV3ISFCPONKS · pith_short_8: WPE7JV3I

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/WPE7JV3ISFCPONKSQQFVOFJC6Q \
  | 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: b3c9f4d7689144f73552840b571522f4288d45d25a5f12c541927cb6a4b0b4b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3c68859703b66854f334bc607a0130075d0b041061cf4ffa26c1d130f4a91ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-25T18:00:08Z",
    "title_canon_sha256": "0fd355d939f269e251b4a1c7e8dc05c997b9fc2033eb1980d1466e30836af017"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09791",
    "kind": "arxiv",
    "version": 1
  }
}