Pith Number

pith:VPC22LGN

pith:2013:VPC22LGNMUAL4753ZMJKS2AGY4

not attested not anchored not stored refs pending

Strong variable linear polarization in the cool active star II Peg

G.A. Wade, L. Ros\'en, O. Kochukhov

arxiv:1308.0918 v1 · 2013-08-05 · 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{VPC22LGNMUAL4753ZMJKS2AGY4}

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	2026-05-18T03:14:40.570097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abc5ad2ccd6500be7fbbcb12a96806c738fc5e07b92ca705a9a4450b317df41c

Aliases

arxiv: 1308.0918 · arxiv_version: 1308.0918v1 · doi: 10.48550/arxiv.1308.0918 · pith_short_12: VPC22LGNMUAL · pith_short_16: VPC22LGNMUAL4753 · pith_short_8: VPC22LGN

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/VPC22LGNMUAL4753ZMJKS2AGY4 \
  | 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: abc5ad2ccd6500be7fbbcb12a96806c738fc5e07b92ca705a9a4450b317df41c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5efd253770d6377e86492cc88776d4301f19800fc5bbf910ef8f228022028f50",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-08-05T09:36:59Z",
    "title_canon_sha256": "514e11ab89f5a40cd64aa8336bdbf37a6dbc1dd6703b895ec34a4610bcde9efd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0918",
    "kind": "arxiv",
    "version": 1
  }
}