Pith Number

pith:336Q47HC

pith:2010:336Q47HCJ6LNVP7ZNIUHKBNMD4

not attested not anchored not stored refs pending

A self-consistent hybrid Comptonization model for broad-band spectra of accreting supermassive black holes

Alexandra Veledina, Indrek Vurm, Juri Poutanen

arxiv:1012.0439 v3 · 2010-12-02 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{336Q47HCJ6LNVP7ZNIUHKBNMD4}

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	2026-05-18T02:23:16.799435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

defd0e7ce24f96dabff96a287505ac1f28cb872b4e6e968da072d989dfbd2ec7

Aliases

arxiv: 1012.0439 · arxiv_version: 1012.0439v3 · doi: 10.48550/arxiv.1012.0439 · pith_short_12: 336Q47HCJ6LN · pith_short_16: 336Q47HCJ6LNVP7Z · pith_short_8: 336Q47HC

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/336Q47HCJ6LNVP7ZNIUHKBNMD4 \
  | 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: defd0e7ce24f96dabff96a287505ac1f28cb872b4e6e968da072d989dfbd2ec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e47ac7df91c3908955cb6dde8c0cca28ea85865383ed72d79028891fee078010",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-12-02T14:51:47Z",
    "title_canon_sha256": "c7713da4053f0febdd99fdf720faef639ff5d2c3ac202592769338c6ce6c3c96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0439",
    "kind": "arxiv",
    "version": 3
  }
}