Pith Number

pith:P6E3FBIG

pith:2010:P6E3FBIG2MQ6BQ4R6D3DZLLNJR

not attested not anchored not stored refs pending

The solar photospheric abundance of carbon.Analysis of atomic carbon lines with the CO5BOLD solar model

1, 1), (2) CIFIST Marie Curie Excellence Team, 3), (3) INAF - OA Trieste, (4) Univ. Trieste, (5) AIP, (6) CRAL Univ. Lyon, (7) Kapteyn Astronomical Institute, (8) CASA Univ. Colorado), B. Freytag (6), E. Caffau (1), H.-G. Ludwig (2, I. Kamp (7), M. Steffen (5), Observatoire de Paris, P. Bonifacio (2, R. Faraggiana (4), T.R. Ayres (8)((1) GEPI

arxiv:1002.2628 v1 · 2010-02-12 · 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{P6E3FBIG2MQ6BQ4R6D3DZLLNJR}

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	2026-05-18T02:09:08.724512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f89b28506d321e0c391f0f63cad6d4c76f8e7861331828eb5c431f1d5c416f8

Aliases

arxiv: 1002.2628 · arxiv_version: 1002.2628v1 · doi: 10.48550/arxiv.1002.2628 · pith_short_12: P6E3FBIG2MQ6 · pith_short_16: P6E3FBIG2MQ6BQ4R · pith_short_8: P6E3FBIG

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/P6E3FBIG2MQ6BQ4R6D3DZLLNJR \
  | 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: 7f89b28506d321e0c391f0f63cad6d4c76f8e7861331828eb5c431f1d5c416f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f8cb5dbd921ff44dbaf2bd11d95cafec159522540d20fecba39f6ca660530d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-02-12T19:54:07Z",
    "title_canon_sha256": "b617cde6faf3b31f240fb2fc935d59612804f90add6d0defd5c093616dc07b05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2628",
    "kind": "arxiv",
    "version": 1
  }
}