Pith Number

pith:Z4YSMC37

pith:2021:Z4YSMC37SU6BFTLJ7ZTOG3WHVI

not attested not anchored not stored refs pending

Ultra-Wideband, Multi-epoch Radio Study of the First Discovered `Main sequence Radio Pulse emitter' CU Vir

Barnali Das, Poonam Chandra

arxiv:2107.00849 v1 · 2021-07-02 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4YSMC37SU6BFTLJ7ZTOG3WHVI}

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	2026-07-05T03:28:20.508393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf31260b7f953c12cd69fe66e36ec7aa1e971637816f9f8d144afd2a233d5924

Aliases

arxiv: 2107.00849 · arxiv_version: 2107.00849v1 · doi: 10.48550/arxiv.2107.00849 · pith_short_12: Z4YSMC37SU6B · pith_short_16: Z4YSMC37SU6BFTLJ · pith_short_8: Z4YSMC37

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/Z4YSMC37SU6BFTLJ7ZTOG3WHVI \
  | 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: cf31260b7f953c12cd69fe66e36ec7aa1e971637816f9f8d144afd2a233d5924

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7fe35c64072d9a772da2e3f77afe6ed70a5911a088df35ba20f9683e81ceaa4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-07-02T05:45:01Z",
    "title_canon_sha256": "5985b3132d47e54aa7ec4d5d6190430310a7a593d42a9ebbd2ca4fc412d8761e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.00849",
    "kind": "arxiv",
    "version": 1
  }
}