Pith Number

pith:KWHI3TCM

pith:2018:KWHI3TCMTXWNAVT5DFGPN4O6AQ

not attested not anchored not stored refs pending

Chemical Compositions of Field and Globular Cluster RR Lyrae Stars: I. NGC 3201

C. Sneden, D. Magurno, G. Bono, J. R. Neeley, M. Dall'Ora, M. Marengo, M. Mateo, M. Monelli, S. E. Persson, V. F. Braga

arxiv:1807.06681 v1 · 2018-07-17 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KWHI3TCMTXWNAVT5DFGPN4O6AQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:06:37.461600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

558e8dcc4c9decd0567d194cf6f1de0437cdfd0e74534c33eb7148ab70c5341e

Aliases

arxiv: 1807.06681 · arxiv_version: 1807.06681v1 · doi: 10.48550/arxiv.1807.06681 · pith_short_12: KWHI3TCMTXWN · pith_short_16: KWHI3TCMTXWNAVT5 · pith_short_8: KWHI3TCM

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/KWHI3TCMTXWNAVT5DFGPN4O6AQ \
  | 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: 558e8dcc4c9decd0567d194cf6f1de0437cdfd0e74534c33eb7148ab70c5341e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d0b6c02c7a8e9df9c007c49705c094ed29d97f6682dc1948d3941b9a6e62a09",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-17T21:35:53Z",
    "title_canon_sha256": "a915782b87ccd70098fb0a5ffb1c28f7dde6555d6f6ba8a7a94be29530d1ab10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06681",
    "kind": "arxiv",
    "version": 1
  }
}