Pith Number

pith:AMUUQK32

pith:2009:AMUUQK323LQM4RKXORONU2HBDC

not attested not anchored not stored refs pending

Quasiparticle Heat Transport in Ba$_{1-x}$K$_x$Fe$_2$As$_2$: Evidence for a k-dependent Superconducting Gap without Nodes

Hai-Hu Wen, H. Shakeripour, Huiqian Luo, J.-Ph. Reid, Louis Taillefer, M. A. Tanatar, N. Doiron-Leyraud, N. Ni, P. C. Canfield, Ruslan Prozorov, S. L. Bud'ko, X. G. Luo, Zhaosheng Wang

arxiv:0904.4049 v1 · 2009-04-26 · 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{AMUUQK323LQM4RKXORONU2HBDC}

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	2026-07-04T16:01:48.228257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0329482b7adae0ce4557745cda68e118884ecd7905649b49732a60ee36bc3919

Aliases

arxiv: 0904.4049 · arxiv_version: 0904.4049v1 · doi: 10.48550/arxiv.0904.4049 · pith_short_12: AMUUQK323LQM · pith_short_16: AMUUQK323LQM4RKX · pith_short_8: AMUUQK32

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/AMUUQK323LQM4RKXORONU2HBDC \
  | 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: 0329482b7adae0ce4557745cda68e118884ecd7905649b49732a60ee36bc3919

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcfa12200bab362b52e4a9b62944db60d7892a3199fbdc21e46b970118fe3475",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-04-26T18:50:40Z",
    "title_canon_sha256": "f8aa0e63b15723b31a5247f4c8a2ae12c994fab39a8f7286dc77c606adc2fb45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4049",
    "kind": "arxiv",
    "version": 1
  }
}