Pith Number

pith:E4E4KIMP

pith:2019:E4E4KIMPRAAZ22JMKAEDYXUXG4

not attested not anchored not stored refs pending

Ultrahigh-energy cosmic ray interactions as the origin of very high energy $\gamma-$rays from BL Lacs

Nayantara Gupta, Saikat Das, Soebur Razzaque

arxiv:1911.06011 v2 · 2019-11-14 · 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{E4E4KIMPRAAZ22JMKAEDYXUXG4}

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.

Cited by

1 paper in Pith

Blazars Jets and prospects for TeV-PeV neutrinos & gamma-rays through cosmic-ray interactions

Receipt and verification

First computed	2026-07-05T03:40:26.184370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2709c5218f88019d692c50083c5e973719c60cddb6c462653e0d893352578a15

Aliases

arxiv: 1911.06011 · arxiv_version: 1911.06011v2 · doi: 10.48550/arxiv.1911.06011 · pith_short_12: E4E4KIMPRAAZ · pith_short_16: E4E4KIMPRAAZ22JM · pith_short_8: E4E4KIMP

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/E4E4KIMPRAAZ22JMKAEDYXUXG4 \
  | 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: 2709c5218f88019d692c50083c5e973719c60cddb6c462653e0d893352578a15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa65eb65f947b8a8bd1e34d06bba2b01a50156ed1dcb0ed53222dbdc3c5a6bf3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-11-14T09:49:38Z",
    "title_canon_sha256": "16a52f36ec7e33496c8f08a601d7fe9ab64a9faf38130ca4ee057ff8259f123c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.06011",
    "kind": "arxiv",
    "version": 2
  }
}