Pith Number

pith:N4WZACTQ

pith:2021:N4WZACTQ6Z67N32SKX7RBLTGU4

not attested not anchored not stored refs pending

News from Gaia on sigma Ori E: a case study for the wind magnetic braking process

A. Maeder, C. Georgy, G. A. Wade, G. Meynet, H.F. Song, N. Mowlavi, P. Eggenberger, S. Ekstrom, S.R. Stroud, Y. Qin, Z. Keszthelyi

arxiv:2108.13734 v1 · 2021-08-31 · 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{N4WZACTQ6Z67N32SKX7RBLTGU4}

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	2026-07-05T03:47:45.235428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f2d900a70f67df6ef5255ff10ae66a713bccf26b22ee647993af00d83e05167

Aliases

arxiv: 2108.13734 · arxiv_version: 2108.13734v1 · doi: 10.48550/arxiv.2108.13734 · pith_short_12: N4WZACTQ6Z67 · pith_short_16: N4WZACTQ6Z67N32S · pith_short_8: N4WZACTQ

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/N4WZACTQ6Z67N32SKX7RBLTGU4 \
  | 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: 6f2d900a70f67df6ef5255ff10ae66a713bccf26b22ee647993af00d83e05167

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afc69147dc9b582c575bae65673d64de69ad4075d1918291a5e35c79928019f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-08-31T10:35:30Z",
    "title_canon_sha256": "3eabbb9ee183808e3ce8ac4e4bb1b187b1b4079040dc3cf4b3e00ffbad983296"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.13734",
    "kind": "arxiv",
    "version": 1
  }
}