Pith Number

pith:AU7NEIY6

pith:2019:AU7NEIY6HZBL6OS7NW2X5ODLGT

not attested not anchored not stored refs pending

HERBS II: Detailed chemical compositions of Galactic bulge stars

D. M. Nataf (John Hopkins University), K. C. Freeman (Australian National University), L. Duong, M. Asplund (Australian National University), M. Ness (Columbia University)

arxiv:1904.02261 v1 · 2019-04-03 · 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{AU7NEIY6HZBL6OS7NW2X5ODLGT}

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	2026-05-17T23:46:46.962617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

053ed2231e3e42bf3a5f6db57eb86b34d890f24dfe3fd28b267793cf844f6858

Aliases

arxiv: 1904.02261 · arxiv_version: 1904.02261v1 · doi: 10.48550/arxiv.1904.02261 · pith_short_12: AU7NEIY6HZBL · pith_short_16: AU7NEIY6HZBL6OS7 · pith_short_8: AU7NEIY6

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/AU7NEIY6HZBL6OS7NW2X5ODLGT \
  | 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: 053ed2231e3e42bf3a5f6db57eb86b34d890f24dfe3fd28b267793cf844f6858

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1713a014f3df59090d81a5a8fcda782f13b66387a5ef96414ae40d5ac666750a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-03T22:44:21Z",
    "title_canon_sha256": "0cda46a6e7a36c58a31e35b9d4c7028db3cb766bd876a4cdd988e30a3298958d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02261",
    "kind": "arxiv",
    "version": 1
  }
}