Pith Number

pith:Q2JU5PJN

pith:2017:Q2JU5PJNAZLMBHKLFSMPAFK5DO

not attested not anchored not stored refs pending

The complex magnetic field topology of the cool Ap star 49 Cam

G.A. Wade, J. Silvester, N. Rusomarov, O. Kochukhov

arxiv:1706.09196 v1 · 2017-06-28 · 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{Q2JU5PJNAZLMBHKLFSMPAFK5DO}

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	2026-05-18T00:38:01.995497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86934ebd2d0656c09d4b2c98f0155d1b8a0fdf6ecfcfda903097c1de3cf8d643

Aliases

arxiv: 1706.09196 · arxiv_version: 1706.09196v1 · doi: 10.48550/arxiv.1706.09196 · pith_short_12: Q2JU5PJNAZLM · pith_short_16: Q2JU5PJNAZLMBHKL · pith_short_8: Q2JU5PJN

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/Q2JU5PJNAZLMBHKLFSMPAFK5DO \
  | 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: 86934ebd2d0656c09d4b2c98f0155d1b8a0fdf6ecfcfda903097c1de3cf8d643

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a66874968c7ac93371a93a8918fe1e3e240ce8f4c1a64e45fae7aa1b11d9b7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-06-28T10:03:35Z",
    "title_canon_sha256": "03ed2d853571cedc4c908583174a12905fdee7c6f7fa0295e34c5473cd75bb87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.09196",
    "kind": "arxiv",
    "version": 1
  }
}