Pith Number

pith:3CJUT2CA

pith:2015:3CJUT2CAXFKHHQ5GTXN7KUICPF

not attested not anchored not stored refs pending

Massive star evolution in close binaries:conditions for homogeneous chemical evolution

A. Maeder, G. Meynet, H.F. Song, P. Eggenberger, S. Ekstrom

arxiv:1508.06094 v1 · 2015-08-25 · 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{3CJUT2CAXFKHHQ5GTXN7KUICPF}

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	2026-05-18T01:23:23.452633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d89349e840b95473c3a69ddbf551027975f716e7ddef89529c7c4d33da75e435

Aliases

arxiv: 1508.06094 · arxiv_version: 1508.06094v1 · doi: 10.48550/arxiv.1508.06094 · pith_short_12: 3CJUT2CAXFKH · pith_short_16: 3CJUT2CAXFKHHQ5G · pith_short_8: 3CJUT2CA

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/3CJUT2CAXFKHHQ5GTXN7KUICPF \
  | 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: d89349e840b95473c3a69ddbf551027975f716e7ddef89529c7c4d33da75e435

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42c2dec9fd0e0a9e43d51ecf6c543c24e4c501ff1bba3e03f8e6014ddf1d8f4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-08-25T10:09:18Z",
    "title_canon_sha256": "0f486703f2308471df1c797252ec282371de7cba777e62a39d3f614c0eeb4a1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06094",
    "kind": "arxiv",
    "version": 1
  }
}