Pith Number

pith:FZAMBOUW

pith:2010:FZAMBOUWQ3QMBKSFMJZ43SO3BB

not attested not anchored not stored refs pending

H-alpha and Free-Free Emission from the WIM

B.T. Draine (Princeton), Ruobing Dong

arxiv:1007.0005 v2 · 2010-06-30 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZAMBOUWQ3QMBKSFMJZ43SO3BB}

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	2026-05-18T02:06:33.638034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e40c0ba9686e0c0aa456273cdc9db0849ed27fa02383046dc4678562f21b44b

Aliases

arxiv: 1007.0005 · arxiv_version: 1007.0005v2 · doi: 10.48550/arxiv.1007.0005 · pith_short_12: FZAMBOUWQ3QM · pith_short_16: FZAMBOUWQ3QMBKSF · pith_short_8: FZAMBOUW

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/FZAMBOUWQ3QMBKSFMJZ43SO3BB \
  | 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: 2e40c0ba9686e0c0aa456273cdc9db0849ed27fa02383046dc4678562f21b44b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b36bd539cb7d98038383cade7e12c82c32b342ebe775fab8c8a225f44158a5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-06-30T20:00:04Z",
    "title_canon_sha256": "e34018a6c9d8f39c1da25674e5cab214dbbaef2aed71a0cf93335a8e360b322b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.0005",
    "kind": "arxiv",
    "version": 2
  }
}