Pith Number

pith:X5RGCLGE

pith:1999:X5RGCLGEW2A2MWEQ7AZHXVHN7B

not attested not anchored not stored refs pending

The third dredge-up and the carbon star luminosity functions in the Magellanic Clouds

2), (2) Dep. Astron. Padova, (3) Padova Observ.), Alessandro Bressan (3) ((1) MPA Garching, Leo Girardi (1), Paola Marigo (1

arxiv:astro-ph/9901235 v1 · 1999-01-18 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5RGCLGEW2A2MWEQ7AZHXVHN7B}

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	2026-05-18T04:21:39.923743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf62612cc4b681a65890f8327bd4edf86dbd3da56aa1a976e6fa4560ef7c20dd

Aliases

arxiv: astro-ph/9901235 · arxiv_version: astro-ph/9901235v1 · doi: 10.48550/arxiv.astro-ph/9901235 · pith_short_12: X5RGCLGEW2A2 · pith_short_16: X5RGCLGEW2A2MWEQ · pith_short_8: X5RGCLGE

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/X5RGCLGEW2A2MWEQ7AZHXVHN7B \
  | 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: bf62612cc4b681a65890f8327bd4edf86dbd3da56aa1a976e6fa4560ef7c20dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e8cf5b1dd4355930724dc7dc800b7fc8c2662eca98e65887342093387a80a64",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-01-18T17:31:43Z",
    "title_canon_sha256": "8320f31ebe5fc11631b5faf259d3c425fb5f17d0388bc48bc5b4b2855a900e02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9901235",
    "kind": "arxiv",
    "version": 1
  }
}