Pith Number

pith:ZHFRFXWL

pith:2014:ZHFRFXWLDUDZCLC6PCPAMXQN5A

not attested not anchored not stored refs pending

A Fanaroff-Riley Type I Candidate in Narrow-Line Seyfert 1 Galaxy Mrk 1239

Akihiro Doi, Kiyoaki Wajima, Makoto Inoue, Yoshiaki Hagiwara

arxiv:1412.3308 v1 · 2014-12-10 · 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{ZHFRFXWLDUDZCLC6PCPAMXQN5A}

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	2026-05-18T01:41:20.103133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9cb12decb1d07912c5e789e065e0de83c720ec3b5e5c0435caf80a31d6a5f65

Aliases

arxiv: 1412.3308 · arxiv_version: 1412.3308v1 · doi: 10.48550/arxiv.1412.3308 · pith_short_12: ZHFRFXWLDUDZ · pith_short_16: ZHFRFXWLDUDZCLC6 · pith_short_8: ZHFRFXWL

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/ZHFRFXWLDUDZCLC6PCPAMXQN5A \
  | 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: c9cb12decb1d07912c5e789e065e0de83c720ec3b5e5c0435caf80a31d6a5f65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f77715345d9d79f9a6b3f43ee67f5255845585af67d0e12c0d05fe014e9940c3",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-12-10T14:01:32Z",
    "title_canon_sha256": "4d4edc8b015c0d3e479bb0ba9656edd646d62ac0e98b5b26ddef0e7eac05a5be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.3308",
    "kind": "arxiv",
    "version": 1
  }
}