Pith Number

pith:XB467YBU

pith:2021:XB467YBUVHAAQX4PFMEBQJ3DQG

not attested not anchored not stored refs pending

Low-frequency monitoring of flare star binary CR Draconis: Long-term electron-cyclotron maser emission

A. D. Feinstein, B. J. S. Pope, C. Tasse, H. J. A. R\"ottgering, H. K. Vedantham, J. R. Callingham, J. Sabater, K. Veken, L. Lamy, P. N. Best, P. Zarka, R. J. van Weeren, S. Toet, T. P. Ray, T. W. Shimwell

arxiv:2102.04751 v1 · 2021-02-09 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XB467YBUVHAAQX4PFMEBQJ3DQG}

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	2026-07-05T02:29:44.396442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b879efe034a9c0085f8f2b0818276381b54549834a19520391585472b2d81fab

Aliases

arxiv: 2102.04751 · arxiv_version: 2102.04751v1 · doi: 10.48550/arxiv.2102.04751 · pith_short_12: XB467YBUVHAA · pith_short_16: XB467YBUVHAAQX4P · pith_short_8: XB467YBU

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/XB467YBUVHAAQX4PFMEBQJ3DQG \
  | 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: b879efe034a9c0085f8f2b0818276381b54549834a19520391585472b2d81fab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cd3c23b9cc4a49ceae9c86600a71a801d4b0b90e6b8a1d31fdb291fffb0079a",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-02-09T10:38:38Z",
    "title_canon_sha256": "ff24cb4b8226e9fd1a76178cbe470e56a36f6a4fb425dafaa5ed310958cdadf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.04751",
    "kind": "arxiv",
    "version": 1
  }
}