Pith Number

pith:XMOM55XI

pith:2006:XMOM55XIXSN3ESHZHGQM25XXOQ

not attested not anchored not stored refs pending

The Carbon-Rich Gas in the Beta Pictoris Circumstellar Disk

Aki Roberge, Alycia J. Weinberger, Jean-Claude Bouret, Magali Deleuil, Paul D. Feldman

arxiv:astro-ph/0604412 v2 · 2006-04-19 · 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{XMOM55XIXSN3ESHZHGQM25XXOQ}

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	2026-07-04T14:53:43.976829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb1ccef6e8bc9bb248f939a0cd76f7742d888a55fc86ba9992ed6ae4ed086d9a

Aliases

arxiv: astro-ph/0604412 · arxiv_version: astro-ph/0604412v2 · doi: 10.48550/arxiv.astro-ph/0604412 · pith_short_12: XMOM55XIXSN3 · pith_short_16: XMOM55XIXSN3ESHZ · pith_short_8: XMOM55XI

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/XMOM55XIXSN3ESHZHGQM25XXOQ \
  | 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: bb1ccef6e8bc9bb248f939a0cd76f7742d888a55fc86ba9992ed6ae4ed086d9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70ec88a94976b9ecb91c2fdfd57045c17ae85e444db0e90506baabe3ef4b4d88",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-04-19T19:58:12Z",
    "title_canon_sha256": "c10eb3fa83327b0c045c02460a830d67fc01c9afd472cf95ce3f3ccca8b4c839"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0604412",
    "kind": "arxiv",
    "version": 2
  }
}