Pith Number

pith:4FN2G4AF

pith:2018:4FN2G4AF4ETFGEVFQ66C76MVHT

not attested not anchored not stored refs pending

Site preference of dopant elements in Nd2Fe14B

Munehisa Matsumoto

arxiv:1812.10945 v1 · 2018-12-28 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4FN2G4AF4ETFGEVFQ66C76MVHT}

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	2026-05-17T23:57:16.721261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e15ba37005e1265312a587bc2ff9953cc1480eec9a53939104ed90352a1e2507

Aliases

arxiv: 1812.10945 · arxiv_version: 1812.10945v1 · doi: 10.48550/arxiv.1812.10945 · pith_short_12: 4FN2G4AF4ETF · pith_short_16: 4FN2G4AF4ETFGEVF · pith_short_8: 4FN2G4AF

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/4FN2G4AF4ETFGEVFQ66C76MVHT \
  | 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: e15ba37005e1265312a587bc2ff9953cc1480eec9a53939104ed90352a1e2507

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0783a0e89ad1f90c42f3626e7e5914f75a96d4f193171adaf429560be3dca239",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2018-12-28T10:34:20Z",
    "title_canon_sha256": "99ada80a96f95f32f7d371059b2b3592685d9cd8f2c82d2fbd78b2fb2b58a5b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10945",
    "kind": "arxiv",
    "version": 1
  }
}