Pith Number

pith:36MEDY3V

pith:2009:36MEDY3VYZUX3LO3ENJIWODCFL

not attested not anchored not stored refs pending

Relativistic beaming and gamma-ray brightness of blazars

D. C. Homan (Denison U.), E. Ros (MPIfR; U. Valencia), J. A. Zensus (MPIfR), M. Kadler (Bamberg; Erlangen; CRESST/NASA GSFC; USRA), M. L. Lister (Purdue U.), T. Hovatta (Purdue U.; TKK), T. Savolainen (MPIfR), Y. Y. Kovalev (ASC Lebedev; MPIfR)

arxiv:0911.4924 v2 · 2009-11-25 · astro-ph.CO · 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{36MEDY3VYZUX3LO3ENJIWODCFL}

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	2026-05-18T02:34:03.529747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df9841e375c6697daddb23528b38622afa44cda12af4284b259087fe08643901

Aliases

arxiv: 0911.4924 · arxiv_version: 0911.4924v2 · doi: 10.48550/arxiv.0911.4924 · pith_short_12: 36MEDY3VYZUX · pith_short_16: 36MEDY3VYZUX3LO3 · pith_short_8: 36MEDY3V

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/36MEDY3VYZUX3LO3ENJIWODCFL \
  | 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: df9841e375c6697daddb23528b38622afa44cda12af4284b259087fe08643901

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c16d1aa6f3265de4a75ed97ea2621f7e12e09f2229a0fb0ce4d3f0c01cd0286a",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-25T17:47:58Z",
    "title_canon_sha256": "24ef52189a8e476e4193e05ef9974576bee536e5f14096d26f7788690272da08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4924",
    "kind": "arxiv",
    "version": 2
  }
}