Pith Number

pith:ACYKN2GT

pith:2016:ACYKN2GTEBZY4QM3NJPRDVACXL

not attested not anchored not stored refs pending

Complete element abundances of nine stars in the r-process galaxy Reticulum II

Alexander P. Ji, Anirudh Chiti, Anna Frebel, Joshua D. Simon

arxiv:1607.07447 v1 · 2016-07-25 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACYKN2GTEBZY4QM3NJPRDVACXL}

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	2026-05-18T01:01:22.927009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00b0a6e8d320738e419b6a5f11d402badda9723eb8e052378d9f8bbc8d1422ba

Aliases

arxiv: 1607.07447 · arxiv_version: 1607.07447v1 · doi: 10.48550/arxiv.1607.07447 · pith_short_12: ACYKN2GTEBZY · pith_short_16: ACYKN2GTEBZY4QM3 · pith_short_8: ACYKN2GT

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/ACYKN2GTEBZY4QM3NJPRDVACXL \
  | 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: 00b0a6e8d320738e419b6a5f11d402badda9723eb8e052378d9f8bbc8d1422ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd2a86b774d2f4f1e7591dd780781a030158246ed9acc5b110437c93dd6e79c1",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-07-25T20:00:04Z",
    "title_canon_sha256": "fed0057348c82ecbb561ac53b8a085c4a0c1ae88bc784cccff1368f22c866abd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07447",
    "kind": "arxiv",
    "version": 1
  }
}