Pith Number

pith:CH3LGJV2

pith:2023:CH3LGJV2URTKJWYEXOHWSQRVLB

not attested not anchored not stored refs pending

Unconventional fully-gapped superconductivity in the heavy-fermion metal CeCu$_2$Si$_2$

Emilian M. Nica, Frank Steglich, Huiqiu Yuan, Michael Smidman, Oliver Stockert, Qimiao Si, Yang Liu

arxiv:2303.01901 v2 · 2023-03-03 · 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{CH3LGJV2URTKJWYEXOHWSQRVLB}

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	2026-07-05T07:00:07.326580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11f6b326baa466a4db04bb8f69423558431d46d63074e3183559e440d9a1a39b

Aliases

arxiv: 2303.01901 · arxiv_version: 2303.01901v2 · doi: 10.48550/arxiv.2303.01901 · pith_short_12: CH3LGJV2URTK · pith_short_16: CH3LGJV2URTKJWYE · pith_short_8: CH3LGJV2

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/CH3LGJV2URTKJWYEXOHWSQRVLB \
  | 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: 11f6b326baa466a4db04bb8f69423558431d46d63074e3183559e440d9a1a39b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0a59a0c3c4af07cb0b57150a1c132c2e26651db04a4bd20113e9a818008a1e0",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2023-03-03T12:57:50Z",
    "title_canon_sha256": "d42e06e1ecc6ee345e060c41f2bff0f5218d0fa6b9bdf5beda5267593971b689"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.01901",
    "kind": "arxiv",
    "version": 2
  }
}