Pith Number

pith:M4VH4XXK

pith:2009:M4VH4XXKGYEXTK7FGAAWTWSLFN

not attested not anchored not stored refs pending

Coupling of localized moments and itinerant electrons in EuFe2As2 single crystals studied by Electron Spin Resonance

A. Loidl, C. Felser, E. Dengler, F. Casper, H.-A. Krug von Nidda, J. Deisenhofer, J. S. Kim, Kee Hoon Kim, Seunghyun Khim

arxiv:0909.2054 v1 · 2009-09-10 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M4VH4XXKGYEXTK7FGAAWTWSLFN}

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	2026-07-04T17:20:35.516065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

672a7e5eea360979abe5300169da4b2b4d308b439a44e6425e3e9a19c1812a3b

Aliases

arxiv: 0909.2054 · arxiv_version: 0909.2054v1 · doi: 10.48550/arxiv.0909.2054 · pith_short_12: M4VH4XXKGYEX · pith_short_16: M4VH4XXKGYEXTK7F · pith_short_8: M4VH4XXK

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/M4VH4XXKGYEXTK7FGAAWTWSLFN \
  | 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: 672a7e5eea360979abe5300169da4b2b4d308b439a44e6425e3e9a19c1812a3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "165f9eed2aea1a46ca30d2aada905ec9e9d375be85b1405b03542dca2575a344",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-09-10T21:47:06Z",
    "title_canon_sha256": "90671bdb952a1264d422ca0656bff4e35165bbc9d580f7c3a5b70cdb89a8968f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2054",
    "kind": "arxiv",
    "version": 1
  }
}