Pith Number

pith:HV5EIHFN

pith:2020:HV5EIHFNQFNPVTZMD4NXH4EOIB

not attested not anchored not stored refs pending

Spectro-polarimetric observations of the CIZA J2242.8+5301 northern radio relic: no evidence of high-frequency steepening

Andrea Melis, Annalisa Bonafede, Denis Wittor, Ettore Carretti, Fabio Gastaldello, Federica Govoni, Francesca Loi, Franco Vazza, Kamlesh Rajpurohit, Luigina Feretti, Marisa Brienza, Matteo Murgia, Maya Kierdorf, Paolo Serra, Raimondo Concu, Rainer Beck, Rosita Paladino, Valentina Vacca, Walter Boschin

arxiv:2008.03314 v2 · 2020-08-07 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HV5EIHFNQFNPVTZMD4NXH4EOIB}

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	2026-07-05T01:27:48.955522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d7a441cad815afacf2c1f1b73f08e40623cbf56552d6d793af3132df321d218

Aliases

arxiv: 2008.03314 · arxiv_version: 2008.03314v2 · doi: 10.48550/arxiv.2008.03314 · pith_short_12: HV5EIHFNQFNP · pith_short_16: HV5EIHFNQFNPVTZM · pith_short_8: HV5EIHFN

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/HV5EIHFNQFNPVTZMD4NXH4EOIB \
  | 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: 3d7a441cad815afacf2c1f1b73f08e40623cbf56552d6d793af3132df321d218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a97db7cbd4b1ec41a33b0228fca4f2ba0d1ea62cf706049f9078314da7413ae",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-08-07T18:00:03Z",
    "title_canon_sha256": "751555709e3754e86f98b211ca0418513e2a102e6e71eec4e70bee690c0d915a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.03314",
    "kind": "arxiv",
    "version": 2
  }
}