Pith Number

pith:BFHJ4VIU

pith:2013:BFHJ4VIUZLGCJT46TIHL7JVYOZ

not attested not anchored not stored refs pending

Detection of the cosmic \gamma-ray horizon from multiwavelength observations of blazars

A. Dom\'inguez (UC Riverside), B. Siana (UCR), D. Paneque (SLAC, F. Prada (UAM-CSIC, F. S. Kitaura (AIP), IAA-CSIC), J. D. Finke (US-NRL), J. R. Primack (UCSC), MPI)

arxiv:1305.2162 v1 · 2013-05-09 · 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{BFHJ4VIUZLGCJT46TIHL7JVYOZ}

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	2026-05-18T01:50:04.076118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

094e9e5514cacc24cf9e9a0ebfa6b87644d8403d5e7a862396295e27a7aebb79

Aliases

arxiv: 1305.2162 · arxiv_version: 1305.2162v1 · doi: 10.48550/arxiv.1305.2162 · pith_short_12: BFHJ4VIUZLGC · pith_short_16: BFHJ4VIUZLGCJT46 · pith_short_8: BFHJ4VIU

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/BFHJ4VIUZLGCJT46TIHL7JVYOZ \
  | 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: 094e9e5514cacc24cf9e9a0ebfa6b87644d8403d5e7a862396295e27a7aebb79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b475c2e2f63e0d7ecdb735310a9fb3c218ebcc672b78f073b428e283e35204b8",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-09T17:59:27Z",
    "title_canon_sha256": "73c476b989c3ef87740222e030349f02a00ec0feb771bbbdb9071bd20f07e4d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2162",
    "kind": "arxiv",
    "version": 1
  }
}