Pith Number

pith:KW3OJFU3

pith:2020:KW3OJFU3LII3R4WT5QJ2PSF3OO

not attested not anchored not stored refs pending

The lowest frequency Fast Radio Bursts: Sardinia Radio Telescope detection of the periodic FRB 180916 at 328 MHz

A. Burtovoi, A. Corongiu, A. Ghedina, A. Papitto, A. Possenti, A. Ridolfi, A. Trois, A. Ursi, C. Casentini, C. Ferrigno, C. Pittori, D. Perrodin, E. Palazzi, F. Ambrosino, F. Panessa, F. Verrecchia, G. A. Rodriguez Castillo, G. Bernardi, G. Bianchi, G. Naldi, G. Naletto, G. Pupillo, G. Setti, K. C. Gendreau, L. Nicastro, L. Zampieri, M. Burgay, M. Cecconi, M. Fiori, M. Pilia, M. Tavani, M. Trudu, M. Turatto, N. Rea, P. Casella, P. Ochner, V. Gajjar, V. Savchenko

arxiv:2003.12748 v2 · 2020-03-28 · 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{KW3OJFU3LII3R4WT5QJ2PSF3OO}

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	2026-07-05T01:15:57.835236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55b6e4969b5a11b8f2d3ec13a7c8bb73a2571df4ceeabb568f85668cf81aa80c

Aliases

arxiv: 2003.12748 · arxiv_version: 2003.12748v2 · doi: 10.48550/arxiv.2003.12748 · pith_short_12: KW3OJFU3LII3 · pith_short_16: KW3OJFU3LII3R4WT · pith_short_8: KW3OJFU3

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/KW3OJFU3LII3R4WT5QJ2PSF3OO \
  | 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: 55b6e4969b5a11b8f2d3ec13a7c8bb73a2571df4ceeabb568f85668cf81aa80c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dac900a0b46d185cba965b12e8bec9154e4f21c0e8c292bba892508cb34b1ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-03-28T09:04:25Z",
    "title_canon_sha256": "044c62ea0e56e54bd986cd5da134534cbd45eef0fc78aab9d5dd1796e404d395"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.12748",
    "kind": "arxiv",
    "version": 2
  }
}