Pith Number

pith:M7NNM4FP

pith:2014:M7NNM4FPVZRAYLQRS7J6YNBNAD

not attested not anchored not stored refs pending

The elemental composition of the Sun III. The heavy elements Cu to Th

A. Jacques Sauval, Martin Asplund, Nicolas Grevesse, Pat Scott

arxiv:1405.0288 v2 · 2014-05-01 · astro-ph.SR · astro-ph.CO · astro-ph.EP · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M7NNM4FPVZRAYLQRS7J6YNBNAD}

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	2026-05-18T02:31:11.734658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67dad670afae620c2e1197d3ec342d00cd2f60bbfc06977c3c70bbeb343c8881

Aliases

arxiv: 1405.0288 · arxiv_version: 1405.0288v2 · doi: 10.48550/arxiv.1405.0288 · pith_short_12: M7NNM4FPVZRA · pith_short_16: M7NNM4FPVZRAYLQR · pith_short_8: M7NNM4FP

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/M7NNM4FPVZRAYLQRS7J6YNBNAD \
  | 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: 67dad670afae620c2e1197d3ec342d00cd2f60bbfc06977c3c70bbeb343c8881

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9738c9c4d3176a2e7c9448b7f4b690328a4cf16a33c7702f28e46eaf00fd66d",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.EP",
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-05-01T20:00:15Z",
    "title_canon_sha256": "50acc8ba563c365ff250fa512479d740ca79508f4a5698a111c595e4970e260c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0288",
    "kind": "arxiv",
    "version": 2
  }
}