Pith Number

pith:K7T7BD3U

pith:2014:K7T7BD3ULU36VWGKXFFU6ZZ4TK

not attested not anchored not stored refs pending

Gamma-ray fluxes from the core emission of Centaurus A: A puzzle solved

Nissim Fraija

arxiv:1402.4558 v3 · 2014-02-19 · 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{K7T7BD3ULU36VWGKXFFU6ZZ4TK}

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	2026-05-18T01:44:36.498508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57e7f08f745d37ead8cab94b4f673c9aa4c1330f022da5f6d314769d76092f59

Aliases

arxiv: 1402.4558 · arxiv_version: 1402.4558v3 · doi: 10.48550/arxiv.1402.4558 · pith_short_12: K7T7BD3ULU36 · pith_short_16: K7T7BD3ULU36VWGK · pith_short_8: K7T7BD3U

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/K7T7BD3ULU36VWGKXFFU6ZZ4TK \
  | 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: 57e7f08f745d37ead8cab94b4f673c9aa4c1330f022da5f6d314769d76092f59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17906f905e4163438360c684c61b91331722d1d75b275b51a3ac78a76df80ada",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-02-19T05:25:33Z",
    "title_canon_sha256": "239408523c6df491516abccb73fe26853a85b16ba46b03308aeabdeec84580fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4558",
    "kind": "arxiv",
    "version": 3
  }
}