Pith Number

pith:2FJIQWY2

pith:2020:2FJIQWY2CBL7RQIHEDFUTZGVOV

not attested not anchored not stored refs pending

Gamma-Ray and X-Ray Observations of the Periodic-Repeater FRB 180916 During Active Phases

A. Addis, A. Argan, A. Bulgarelli, A. Chen, A. Ferrari, A. Morselli, A. Trois, A. Ursi, C. Casentini, C. Pittori, E. Costa, F. Lazzarotto, F. Longo, F. Paoletti, F. Verrecchia, G. Bernardi, G. Bianchi, G. Di Persio, G. Naldi, G. Piano, G. Pupillo, I. Donnarumma, L.A. Antonelli, L. Baroncelli, L. Pacciani, M. Feroci, M. Perri, M. Pilia, M. Tavani, N. Parmiggiani, P. Caraveo, P.W. Cattaneo, S. Puccetti, S. Vercellone, V. Fioretti, Y. Evangelista

arxiv:2004.03676 v1 · 2020-04-07 · 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{2FJIQWY2CBL7RQIHEDFUTZGVOV}

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	2026-07-05T00:58:52.278996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d152885b1a1057f8c10720cb49e4d575601a702fd677bd071308c9538ff39b16

Aliases

arxiv: 2004.03676 · arxiv_version: 2004.03676v1 · doi: 10.48550/arxiv.2004.03676 · pith_short_12: 2FJIQWY2CBL7 · pith_short_16: 2FJIQWY2CBL7RQIH · pith_short_8: 2FJIQWY2

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/2FJIQWY2CBL7RQIHEDFUTZGVOV \
  | 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: d152885b1a1057f8c10720cb49e4d575601a702fd677bd071308c9538ff39b16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3e136d6af44998c7b9a00c90691cda216af18a2f9447bc3a4197a1f82843925",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-04-07T20:01:28Z",
    "title_canon_sha256": "89bda95e7e1556ac3ab442313582e5529620239776c469f6be1eb1b6681867b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.03676",
    "kind": "arxiv",
    "version": 1
  }
}