Pith Number

pith:QI5WCDR7

pith:2018:QI5WCDR7MLYXIHR6IVHKPQWKDS

not attested not anchored not stored refs pending

Magnetic arms of NGC6946 traced in the Faraday cubes at low radio frequencies

Anton Chupin, Dmitry Sokoloff, George Heald, Peter Frick, Rainer Beck, Rodion Stepanov

arxiv:1808.05456 v1 · 2018-08-16 · astro-ph.IM · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QI5WCDR7MLYXIHR6IVHKPQWKDS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:03:03.915886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

823b610e3f62f1741e3e454ea7c2ca1cb51c92a2ac2f40a117796e98d66f88e4

Aliases

arxiv: 1808.05456 · arxiv_version: 1808.05456v1 · doi: 10.48550/arxiv.1808.05456 · pith_short_12: QI5WCDR7MLYX · pith_short_16: QI5WCDR7MLYXIHR6 · pith_short_8: QI5WCDR7

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/QI5WCDR7MLYXIHR6IVHKPQWKDS \
  | 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: 823b610e3f62f1741e3e454ea7c2ca1cb51c92a2ac2f40a117796e98d66f88e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "612eef2c923b0a5692ea39b09bda2a5e193633ed95f685c9dc558dc43e58284b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-08-16T13:08:39Z",
    "title_canon_sha256": "1f11a4b8eed17543721c4948ddb627c63ea6527b858334bccd1dfab987df459a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05456",
    "kind": "arxiv",
    "version": 1
  }
}