Pith Number

pith:HHCNNFQY

pith:2013:HHCNNFQYXDGY6KXBBWDQZVCZNZ

not attested not anchored not stored refs pending

Superconducting Transition Temperatures for Spin-Fluctuation Promoted Superconductivity in Heavy Fermion Compounds

C.M. Varma, K. Miyake, Shinya Nishiyama

arxiv:1302.2160 v2 · 2013-02-08 · 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{HHCNNFQYXDGY6KXBBWDQZVCZNZ}

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	2026-05-18T01:51:43.202934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39c4d69618b8cd8f2ae10d870cd4596e69f706a5a7c1bb7cfcb73b350b974c93

Aliases

arxiv: 1302.2160 · arxiv_version: 1302.2160v2 · doi: 10.48550/arxiv.1302.2160 · pith_short_12: HHCNNFQYXDGY · pith_short_16: HHCNNFQYXDGY6KXB · pith_short_8: HHCNNFQY

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/HHCNNFQYXDGY6KXBBWDQZVCZNZ \
  | 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: 39c4d69618b8cd8f2ae10d870cd4596e69f706a5a7c1bb7cfcb73b350b974c93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11baf3a360926d9f5ac4b483d9a605f72b9f7a86a5e2c68c549aa4e04bbc3a8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2013-02-08T21:32:57Z",
    "title_canon_sha256": "31e8df4046da63c1834ad4a4e2800d8fa895b7d8a3d057836d4784c7ece4491e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2160",
    "kind": "arxiv",
    "version": 2
  }
}