Pith Number

pith:OXSMEWTL

pith:2009:OXSMEWTL6XPHUQ54P5AMD6PHH5

not attested not anchored not stored refs pending

The depletion of carbon by extra mixing in metal-poor giants

George C. Angelou, John C. Lattanzio (Centre for Stellar, Monash University), Planetary Astrophysics, Richard J. Stancliffe, Ross P. Church

arxiv:0904.2393 v1 · 2009-04-15 · 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{OXSMEWTL6XPHUQ54P5AMD6PHH5}

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	2026-05-18T02:14:00.026817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75e4c25a6bf5de7a43bc7f40c1f9e73f747454f233d84da847002dd9c36e8a38

Aliases

arxiv: 0904.2393 · arxiv_version: 0904.2393v1 · doi: 10.48550/arxiv.0904.2393 · pith_short_12: OXSMEWTL6XPH · pith_short_16: OXSMEWTL6XPHUQ54 · pith_short_8: OXSMEWTL

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/OXSMEWTL6XPHUQ54P5AMD6PHH5 \
  | 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: 75e4c25a6bf5de7a43bc7f40c1f9e73f747454f233d84da847002dd9c36e8a38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99d1ef83bcb3ef0a6959e2f7b4ca6369afe48a6f0eeed5c02c6998c33eaa995a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-04-15T20:31:37Z",
    "title_canon_sha256": "4a8867aec2ebb6fa9137cdae97f1945d2fd035440265966f94416625395a85ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2393",
    "kind": "arxiv",
    "version": 1
  }
}