Pith Number

pith:B475EAVG

pith:2017:B475EAVGE3DMJCKDY4SXF5IDKM

not attested not anchored not stored refs pending

Are some CEMP-s stars the daughters of spinstars?

Arthur Choplin, Georges Meynet, Raphael Hirschi, Sylvia Ekstr\"om

arxiv:1710.05564 v1 · 2017-10-16 · 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{B475EAVGE3DMJCKDY4SXF5IDKM}

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.

Cited by

1 paper in Pith

The s- and r- components of the proto-solar composition

Receipt and verification

First computed	2026-05-18T00:31:05.934725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f3fd202a626c6c48943c72572f5035303d88d50577d80856f115f4247196aaf

Aliases

arxiv: 1710.05564 · arxiv_version: 1710.05564v1 · doi: 10.48550/arxiv.1710.05564 · pith_short_12: B475EAVGE3DM · pith_short_16: B475EAVGE3DMJCKD · pith_short_8: B475EAVG

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/B475EAVGE3DMJCKDY4SXF5IDKM \
  | 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: 0f3fd202a626c6c48943c72572f5035303d88d50577d80856f115f4247196aaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "092530a6c2103b36aee1613215f8db818f5177d3e792e204d1780d6a0f044bf6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-10-16T08:40:03Z",
    "title_canon_sha256": "4e30089b1449946e47ce48874e3e3579b1312cee4f50322f08904b77efc522d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05564",
    "kind": "arxiv",
    "version": 1
  }
}