Pith Number

pith:BO4FM5RR

pith:2019:BO4FM5RRKODWLEZFMHWI3KAKXM

not attested not anchored not stored refs pending

Is there a Blazar Nested in the Core of the Radio Galaxy 3C 411?

Krisztina \'Eva Gab\'anyi, Krisztina Perger, S\'andor Frey

arxiv:1902.00266 v1 · 2019-02-01 · astro-ph.GA · 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{BO4FM5RRKODWLEZFMHWI3KAKXM}

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	2026-05-17T23:51:30.072613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bb8567631538765932561ec8da80abb0b50cb37711414402686a88c2622e953

Aliases

arxiv: 1902.00266 · arxiv_version: 1902.00266v1 · doi: 10.48550/arxiv.1902.00266 · pith_short_12: BO4FM5RRKODW · pith_short_16: BO4FM5RRKODWLEZF · pith_short_8: BO4FM5RR

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/BO4FM5RRKODWLEZFMHWI3KAKXM \
  | 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: 0bb8567631538765932561ec8da80abb0b50cb37711414402686a88c2622e953

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b0ec4264f516aea31aa6662fa3abade728052f7cf1bb6aa4035bc8f1cdb9f46",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-01T10:33:53Z",
    "title_canon_sha256": "7179a2a762b993b247ca056e26031bb0fa767863ecd36e28643ca4f98f7df4dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00266",
    "kind": "arxiv",
    "version": 1
  }
}