Pith Number

pith:GXF75HF7

pith:2008:GXF75HF7JJEDYS7YYNBOITENYC

not attested not anchored not stored refs pending

Chemical evolution with radial mixing

James Binney, Ralph Schoenrich

arxiv:0809.3006 v2 · 2008-09-17 · 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{GXF75HF7JJEDYS7YYNBOITENYC}

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	2026-05-18T02:15:34.422959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35cbfe9cbf4a483c4bf8c342e44c8dc0882cf83e1bba8d6cfe458e391e54f202

Aliases

arxiv: 0809.3006 · arxiv_version: 0809.3006v2 · doi: 10.48550/arxiv.0809.3006 · pith_short_12: GXF75HF7JJED · pith_short_16: GXF75HF7JJEDYS7Y · pith_short_8: GXF75HF7

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/GXF75HF7JJEDYS7YYNBOITENYC \
  | 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: 35cbfe9cbf4a483c4bf8c342e44c8dc0882cf83e1bba8d6cfe458e391e54f202

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54c2238ea7cae9529a5f0bab77fb621f967f754d5b9fac4cf4f4acbf0dc34bdd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-17T20:35:06Z",
    "title_canon_sha256": "e38ea2def9ede337e23050625350e4c9e72f3a2e4b947857ce07549a632b6336"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.3006",
    "kind": "arxiv",
    "version": 2
  }
}