Pith Number

pith:ZM5UA4WS

pith:2019:ZM5UA4WSOB32BSNS65OUOFSZSX

not attested not anchored not stored refs pending

Second Repeating FRB 180814.J0422+73: Ten-year Fermi-LAT Upper limits and Implications

Bin-Bin Zhang, Bing Zhang, Yu-Han Yang

arxiv:1903.07329 v2 · 2019-03-18 · 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{ZM5UA4WSOB32BSNS65OUOFSZSX}

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	2026-05-17T23:47:57.639804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb3b4072d27077a0c9b2f75d47165995e4607ade9065ed83a14c9469c26304e5

Aliases

arxiv: 1903.07329 · arxiv_version: 1903.07329v2 · doi: 10.48550/arxiv.1903.07329 · pith_short_12: ZM5UA4WSOB32 · pith_short_16: ZM5UA4WSOB32BSNS · pith_short_8: ZM5UA4WS

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/ZM5UA4WSOB32BSNS65OUOFSZSX \
  | 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: cb3b4072d27077a0c9b2f75d47165995e4607ade9065ed83a14c9469c26304e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e2be943ea40b809a367bc719e2eece2f8ab7d0af738c747f66f55d267f09c75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-03-18T09:44:02Z",
    "title_canon_sha256": "a19db2af31a932451d7609d185246f1b393e21a0155448a5a410cf256124398c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07329",
    "kind": "arxiv",
    "version": 2
  }
}