Pith Number

pith:I4VR2G2D

pith:2019:I4VR2G2DW6NANZLG3KEKANKLB4

not attested not anchored not stored refs pending

The Effect of Magnetic Variability on Stellar Angular Momentum Loss II: The Sun, 61 Cygni A, $\epsilon$ Eridani, $\xi$ Bootis A and $\tau$ Bootis A

Adam J. Finley, Sean P. Matt, Victor See

arxiv:1903.09871 v1 · 2019-03-23 · 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{I4VR2G2DW6NANZLG3KEKANKLB4}

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	2026-05-17T23:46:52.601342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

472b1d1b43b79a06e566da88a0354b0f24c3edadf0ae3763c59ad50a7c9bacaf

Aliases

arxiv: 1903.09871 · arxiv_version: 1903.09871v1 · doi: 10.48550/arxiv.1903.09871 · pith_short_12: I4VR2G2DW6NA · pith_short_16: I4VR2G2DW6NANZLG · pith_short_8: I4VR2G2D

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/I4VR2G2DW6NANZLG3KEKANKLB4 \
  | 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: 472b1d1b43b79a06e566da88a0354b0f24c3edadf0ae3763c59ad50a7c9bacaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "becea2bb192a52e88586d24c4b9ccf609bceec678a57cde119571732e463d46a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-23T19:40:56Z",
    "title_canon_sha256": "f05d50df7538163bb31805bc0d8bc6970bdb827e7ca7ffc52f5739e2d92f694b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09871",
    "kind": "arxiv",
    "version": 1
  }
}