Pith Number

pith:IXMAQ77Z

pith:2017:IXMAQ77Z3ZBTMRBDQISSO4BNYS

not attested not anchored not stored refs pending

Evolution of long-lived globular cluster stars IV. Initial helium content and white-dwarf properties

C. Charbonnel, G. Meynet, W. Chantereau

arxiv:1704.07822 v1 · 2017-04-25 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IXMAQ77Z3ZBTMRBDQISSO4BNYS}

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	2026-05-18T00:45:36.796704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45d8087ff9de43364423822527702dc4903451049704e42087bc93315710691f

Aliases

arxiv: 1704.07822 · arxiv_version: 1704.07822v1 · doi: 10.48550/arxiv.1704.07822 · pith_short_12: IXMAQ77Z3ZBT · pith_short_16: IXMAQ77Z3ZBTMRBD · pith_short_8: IXMAQ77Z

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/IXMAQ77Z3ZBTMRBDQISSO4BNYS \
  | 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: 45d8087ff9de43364423822527702dc4903451049704e42087bc93315710691f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aed360733f3b649878ee2aeff63f07d016d5312b6fe34633b3ee98e5c49fef44",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-04-25T17:59:59Z",
    "title_canon_sha256": "ab2784cf814e92ad4b277b198216d84d5ca756e04a3829fb09fcf96d254df402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07822",
    "kind": "arxiv",
    "version": 1
  }
}