Pith Number

pith:NGW5BCPU

pith:2018:NGW5BCPU2AIUXVCHAE4GOYABYL

not attested not anchored not stored refs pending

Magnetic field topology of the cool, active, short-period binary system $\sigma^2$ Coronae Borealis

C. Neiner, E. Alecian, G.A. Wade, J. Morin, L. Ros\'en, O. Kochukhov, the BinaMIcS collaboration

arxiv:1802.01031 v1 · 2018-02-03 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGW5BCPU2AIUXVCHAE4GOYABYL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:14:08.656275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69add089f4d0114bd4470138676001c2f8dce721c66bc29702071bebeedd7933

Aliases

arxiv: 1802.01031 · arxiv_version: 1802.01031v1 · doi: 10.48550/arxiv.1802.01031 · pith_short_12: NGW5BCPU2AIU · pith_short_16: NGW5BCPU2AIUXVCH · pith_short_8: NGW5BCPU

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/NGW5BCPU2AIUXVCHAE4GOYABYL \
  | 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: 69add089f4d0114bd4470138676001c2f8dce721c66bc29702071bebeedd7933

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f6905897150513c7e889e99ab591dcb5d03f661659521c3c9d96fc5ad446c6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-02-03T21:15:16Z",
    "title_canon_sha256": "0f2abe45eaa661578a6d3f249bb4b83331632ef49007351d16a8b3456e914df4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01031",
    "kind": "arxiv",
    "version": 1
  }
}