Pith Number

pith:BFBHBKAL

pith:2021:BFBHBKAL6CVWWSZYL7ANU3CT23

not attested not anchored not stored refs pending

A Novel method to calculate the magnetic field of a Solenoid generated by a surface current element

A. Variola, B. Spataro, L. Faillace, M. Behtouei, M. Carillo, M. Comelli, M. Migliorati

arxiv:2109.04464 v1 · 2021-09-09 · physics.acc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BFBHBKAL6CVWWSZYL7ANU3CT23}

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	2026-07-05T03:12:58.764567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

094270a80bf0ab6b4b385fc0da6c53d6ffe45833c4875b40581440161bbacef8

Aliases

arxiv: 2109.04464 · arxiv_version: 2109.04464v1 · doi: 10.48550/arxiv.2109.04464 · pith_short_12: BFBHBKAL6CVW · pith_short_16: BFBHBKAL6CVWWSZY · pith_short_8: BFBHBKAL

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/BFBHBKAL6CVWWSZYL7ANU3CT23 \
  | 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: 094270a80bf0ab6b4b385fc0da6c53d6ffe45833c4875b40581440161bbacef8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41b8e23b62976d3b380f28fbfb566cc4729c4dfafe06fdf0253ace21f1a13fbb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2021-09-09T17:59:13Z",
    "title_canon_sha256": "e08ff6ef1de4c32f4940c4c01bd4236e88dae9f4090c66f8d8361ecbaaa7bdf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.04464",
    "kind": "arxiv",
    "version": 1
  }
}