Pith Number

pith:574H3CG6

pith:2003:574H3CG6O6E2SEJDL2DB7LCJB5

not attested not anchored not stored refs pending

The Contribution of Particle Impact to the Production of Fe K Emission from Accreting Black Holes

A.C. Fabian (IoA, Cambridge), D.R. Ballantyne (CITA, Toronto)

arxiv:astro-ph/0304218 v1 · 2003-04-11 · 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{574H3CG6O6E2SEJDL2DB7LCJB5}

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	2026-07-04T15:49:48.817190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eff87d88de7789a911235e861fac490f64e33bd0df60e6a249807bcb2a7213dd

Aliases

arxiv: astro-ph/0304218 · arxiv_version: astro-ph/0304218v1 · doi: 10.48550/arxiv.astro-ph/0304218 · pith_short_12: 574H3CG6O6E2 · pith_short_16: 574H3CG6O6E2SEJD · pith_short_8: 574H3CG6

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/574H3CG6O6E2SEJDL2DB7LCJB5 \
  | 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: eff87d88de7789a911235e861fac490f64e33bd0df60e6a249807bcb2a7213dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e9ee90e350c8698dfa798bb6ea291ef0c7d6bf5fd2379e439eba5e1e9b8eb97",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-04-11T15:19:42Z",
    "title_canon_sha256": "3ffd202bf398ade87ca5de0f2e18a8bd707f1a4dbe819bed780a8c59e0499c1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0304218",
    "kind": "arxiv",
    "version": 1
  }
}