Pith Number

pith:XON35QGA

pith:2007:XON35QGAPN4KUMPPHREZR3DTVS

not attested not anchored not stored refs pending

Magnesium Isotopes in Metal-Poor Dwarfs, the Rise of AGB Stars and the Formation Timescale of the Galactic Halo

Australia), Jorge Melendez (RSAA, Judith G. Cohen (Caltech, USA)

arxiv:astro-ph/0702655 v1 · 2007-02-24 · 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{XON35QGAPN4KUMPPHREZR3DTVS}

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	2026-05-18T04:37:01.114997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb9bbec0c07b78aa31ef3c4998ec73acaae14595f44838bd7ba8f6503de2230d

Aliases

arxiv: astro-ph/0702655 · arxiv_version: astro-ph/0702655v1 · doi: 10.48550/arxiv.astro-ph/0702655 · pith_short_12: XON35QGAPN4K · pith_short_16: XON35QGAPN4KUMPP · pith_short_8: XON35QGA

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/XON35QGAPN4KUMPPHREZR3DTVS \
  | 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: bb9bbec0c07b78aa31ef3c4998ec73acaae14595f44838bd7ba8f6503de2230d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaae29f005c34e7142d39e9c254c592afc8e0b32b22089cf318b5eec95504ceb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-24T06:27:34Z",
    "title_canon_sha256": "31a06e540c1ac2dae733111c6ad0275537b3ff1f947a1da13bc7a617237e80d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702655",
    "kind": "arxiv",
    "version": 1
  }
}