Pith Number

pith:NQPTAOBI

pith:2021:NQPTAOBIO5LQ6C67VZSWTNDEGX

not attested not anchored not stored refs pending

Parsec-scale Properties of eight Fanaroff-Riley Type 0 Radio Galaxies

Ailing Wang, Bong Won Sohn, Tao An, Xiaopeng Cheng, Xiaoyu Hong

arxiv:2105.05396 v1 · 2021-05-12 · astro-ph.HE · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQPTAOBIO5LQ6C67VZSWTNDEGX}

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

A Jet from a Nearly Dormant Black Hole

Receipt and verification

First computed	2026-07-05T03:15:10.549533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c1f30382877570f0bdfae6569b46435f03cc56a82b5da2e4f8ce501f2d360eb

Aliases

arxiv: 2105.05396 · arxiv_version: 2105.05396v1 · doi: 10.48550/arxiv.2105.05396 · pith_short_12: NQPTAOBIO5LQ · pith_short_16: NQPTAOBIO5LQ6C67 · pith_short_8: NQPTAOBI

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/NQPTAOBIO5LQ6C67VZSWTNDEGX \
  | 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: 6c1f30382877570f0bdfae6569b46435f03cc56a82b5da2e4f8ce501f2d360eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8159da8e485cb4dbc9e9f591190b2ebc9f91d459428461d7a1c8e1ada049b2a5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-05-12T01:56:21Z",
    "title_canon_sha256": "2df120669ccf07c7bcf4207dbd14064fb3ce5b48cbfb10ef0287263bbc9c7c3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.05396",
    "kind": "arxiv",
    "version": 1
  }
}