Pith Number

pith:S6FMSUNM

pith:2021:S6FMSUNMSQM3PR44MA3IGJXMZP

not attested not anchored not stored refs pending

Planar Coil Optimization in a Magnetically Shielded Cylinder

J. Leggett, M.J. Brookes, M. Packer, N. Holmes, P. Glover, P.J. Hobson, R. Bowtell, T.M. Fromhold

arxiv:2101.01275 v3 · 2021-01-04 · physics.app-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{S6FMSUNMSQM3PR44MA3IGJXMZP}

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	2026-07-05T02:46:02.040255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

978ac951ac9419b7c79c60368326eccbd049a2f3f7aa92b2dbc6847a832c9b3f

Aliases

arxiv: 2101.01275 · arxiv_version: 2101.01275v3 · doi: 10.48550/arxiv.2101.01275 · pith_short_12: S6FMSUNMSQM3 · pith_short_16: S6FMSUNMSQM3PR44 · pith_short_8: S6FMSUNM

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/S6FMSUNMSQM3PR44MA3IGJXMZP \
  | 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: 978ac951ac9419b7c79c60368326eccbd049a2f3f7aa92b2dbc6847a832c9b3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e38121ba4ee8f881ed70a275db29821519ad1d802a39a2090a5fd2b1557231f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2021-01-04T23:12:53Z",
    "title_canon_sha256": "20b0809f89dcb2b094a456ad82433b6b8b7358cd942cc2f11659e0ea2b235464"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.01275",
    "kind": "arxiv",
    "version": 3
  }
}