Pith Number

pith:LWTBT4RB

pith:2009:LWTBT4RBFZFV4ZWIQ5F2SOSJ64

not attested not anchored not stored refs pending

Normal-state electrical resistivity and superconducting magnetic penetration depth in Eu0.5K0.5Fe2As2

H.S. Jeevan, P. Gegenwart, V.A. Gasparov

arxiv:0902.2190 v1 · 2009-02-12 · cond-mat.supr-con · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LWTBT4RBFZFV4ZWIQ5F2SOSJ64}

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	2026-05-18T02:14:48.079166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5da619f2212e4b5e66c8874ba93a49f72f757618d04f7fcab154c8f857ee895f

Aliases

arxiv: 0902.2190 · arxiv_version: 0902.2190v1 · doi: 10.48550/arxiv.0902.2190 · pith_short_12: LWTBT4RBFZFV · pith_short_16: LWTBT4RBFZFV4ZWI · pith_short_8: LWTBT4RB

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/LWTBT4RBFZFV4ZWIQ5F2SOSJ64 \
  | 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: 5da619f2212e4b5e66c8874ba93a49f72f757618d04f7fcab154c8f857ee895f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b57b1db817f0db1be44a97ee4a56c4f87e2e2eab474aad2b6e8373d7efe08f6",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-02-12T18:36:06Z",
    "title_canon_sha256": "420809a65d5d7231f339331682abf61771920170130434b524a73f5cac5ce405"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2190",
    "kind": "arxiv",
    "version": 1
  }
}