Pith Number

pith:2OTD6HKL

pith:2013:2OTD6HKL6IGAHFXOYY6KXHYK6A

not attested not anchored not stored refs pending

The physics and cosmology of TeV blazars in a nutshell

(2) Perimeter Institute for Theoretical Physics, 3), (3) University of Waterloo, (4) University of Wisconsin-Milwaukee, 5) ((1) Heidelberg Institute for Theoretical Studies, (5) Zentrum fuer Astronomie of the University of Heidelberg), A. E. Broderick (2, C. Pfrommer (1), E. Puchwein (1), P. Chang (4), V. Springel (1

arxiv:1308.6284 v1 · 2013-08-28 · 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{2OTD6HKL6IGAHFXOYY6KXHYK6A}

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	2026-05-18T03:14:40.380897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3a63f1d4bf20c0396eec63cab9f0af0368f10b13fbd3edd66f71809cca04891

Aliases

arxiv: 1308.6284 · arxiv_version: 1308.6284v1 · doi: 10.48550/arxiv.1308.6284 · pith_short_12: 2OTD6HKL6IGA · pith_short_16: 2OTD6HKL6IGAHFXO · pith_short_8: 2OTD6HKL

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/2OTD6HKL6IGAHFXOYY6KXHYK6A \
  | 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: d3a63f1d4bf20c0396eec63cab9f0af0368f10b13fbd3edd66f71809cca04891

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ba063411a3ceb4bc5cb31e4f64b978204a37bce8520bf3a150e323dffb08492",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-08-28T20:00:04Z",
    "title_canon_sha256": "8d72df1a5bb9484843c0e1bcc1f1b6f12194646d9748568488fb843f65d2378b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6284",
    "kind": "arxiv",
    "version": 1
  }
}