Pith Number

pith:AA4QO2M6

pith:2014:AA4QO2M6SF3AB37GJJJZQBBRBB

not attested not anchored not stored refs pending

Magnetic field topology and chemical spot distributions in the extreme Ap star HD 75049

C.M. Johns-Krull, C.U. Keller, F. Snik, H.C. Stempels, J.A. Valenti, M. Rodenhuis, N. Piskunov, N. Rusomarov, O. Kochukhov, V. Makaganiuk

arxiv:1411.7518 v1 · 2014-11-27 · 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{AA4QO2M6SF3AB37GJJJZQBBRBB}

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	2026-05-18T01:41:25.409852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

003907699e917600efe64a539804310840eb25efab9838ce82b62a96ad6e4618

Aliases

arxiv: 1411.7518 · arxiv_version: 1411.7518v1 · doi: 10.48550/arxiv.1411.7518 · pith_short_12: AA4QO2M6SF3A · pith_short_16: AA4QO2M6SF3AB37G · pith_short_8: AA4QO2M6

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/AA4QO2M6SF3AB37GJJJZQBBRBB \
  | 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: 003907699e917600efe64a539804310840eb25efab9838ce82b62a96ad6e4618

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71bc0bc1ad44e65f335343ae7a75e63c8a1686881ed85766a6926d3503979e55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-11-27T09:55:07Z",
    "title_canon_sha256": "172f0e088d87e045d302a42a4a898082139b07fb5d6e16c4ae56cb3abfd838d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.7518",
    "kind": "arxiv",
    "version": 1
  }
}