Pith Number

pith:6KDO3B7H

pith:2014:6KDO3B7HL42TAA7XWGPFHRC7V5

not attested not anchored not stored refs pending

The primordial and evolutionary abundance variations in globular-cluster stars: a problem with two unknowns

Achim Weiss (MPA), Bill Paxton (UCSB), David Hartwick (UVic), Don VandenBerg (UVic), Falk Herwig (UVic, JINA), Pavel Denissenkov (UVic

arxiv:1409.1193 v2 · 2014-09-03 · 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{6KDO3B7HL42TAA7XWGPFHRC7V5}

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	2026-05-18T01:42:08.515580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f286ed87e75f353003f7b19e53c45faf4b8ad3fdaa4c5498451abe7626c67fb2

Aliases

arxiv: 1409.1193 · arxiv_version: 1409.1193v2 · doi: 10.48550/arxiv.1409.1193 · pith_short_12: 6KDO3B7HL42T · pith_short_16: 6KDO3B7HL42TAA7X · pith_short_8: 6KDO3B7H

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/6KDO3B7HL42TAA7XWGPFHRC7V5 \
  | 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: f286ed87e75f353003f7b19e53c45faf4b8ad3fdaa4c5498451abe7626c67fb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df31ff0aa4b4597cd8782bfbea529404d6b6169d791ddd8c731ee5470f280ae4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-09-03T18:40:59Z",
    "title_canon_sha256": "732bf51eab3e9a37c462115d9e80e3f83088f64395b5507a52b8c8310c96a20d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1193",
    "kind": "arxiv",
    "version": 2
  }
}