Pith Number

pith:CXGV7JO4

pith:2008:CXGV7JO4UEIXEILHIAL2YPJOPZ

not attested not anchored not stored refs pending

Chemical Abundances and Dust in Planetary Nebulae in the Galactic Bulge

G. C. Sloan, J. Bernard-Salas, J. R. Houck, S. Gutenkunst, S. R. Pottasch

arxiv:0803.1828 v1 · 2008-03-12 · 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{CXGV7JO4UEIXEILHIAL2YPJOPZ}

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	2026-07-04T15:12:13.479513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15cd5fa5dca1117221674017ac3d2e7e799b4d91b6099d9cac9a875bb2bf9438

Aliases

arxiv: 0803.1828 · arxiv_version: 0803.1828v1 · doi: 10.48550/arxiv.0803.1828 · pith_short_12: CXGV7JO4UEIX · pith_short_16: CXGV7JO4UEIXEILH · pith_short_8: CXGV7JO4

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/CXGV7JO4UEIXEILHIAL2YPJOPZ \
  | 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: 15cd5fa5dca1117221674017ac3d2e7e799b4d91b6099d9cac9a875bb2bf9438

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ccb982dd729874d8a134a12385f96bfd986efd1a4df8953ff810e00f637af31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-03-12T19:46:54Z",
    "title_canon_sha256": "98aef762ed06e610d7593d771dcfea37c1cbcff1149426c4bae33683e30e8f31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.1828",
    "kind": "arxiv",
    "version": 1
  }
}