Pith Number

pith:SWNA5FHB

pith:2009:SWNA5FHBULEM47AB6DTOMNDX5I

not attested not anchored not stored refs pending

Relativistic Broadening of Iron Emission Lines in a Sample of AGN

Christopher S. Reynolds (University of Maryland), Laura W. Brenneman (ORAU/NASA-GSFC)

arxiv:0907.3850 v1 · 2009-07-22 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SWNA5FHBULEM47AB6DTOMNDX5I}

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	2026-05-18T02:12:54.654175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

959a0e94e1a2c8ce7c01f0e6e63477ea00a57c0a421038f8c1e1a3ee3d644cb6

Aliases

arxiv: 0907.3850 · arxiv_version: 0907.3850v1 · doi: 10.48550/arxiv.0907.3850 · pith_short_12: SWNA5FHBULEM · pith_short_16: SWNA5FHBULEM47AB · pith_short_8: SWNA5FHB

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/SWNA5FHBULEM47AB6DTOMNDX5I \
  | 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: 959a0e94e1a2c8ce7c01f0e6e63477ea00a57c0a421038f8c1e1a3ee3d644cb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df23281f13e7c84e075341bc42f04e8f7520b150d28968badac948318f6d4712",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-07-22T19:17:57Z",
    "title_canon_sha256": "7b5e1e333dd01d21d1d887e8107084ca66e130dcf4366bd8bb5abb7e6baa9aeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.3850",
    "kind": "arxiv",
    "version": 1
  }
}