Pith Number

pith:P2M6R6WE

pith:2004:P2M6R6WEWKMXTOQWLATU4NB7TF

not attested not anchored not stored refs pending

Direct Observation of Non-Monotonic dx2-y2-Wave Superconducting Gap in Electron-Doped High-Tc Superconductor Pr0.89LaCe0.11CuO4

H. Matsui, K. Terashima, K. Yamada, M. Fujita, T. Sato, T. Takahashi

arxiv:cond-mat/0411547 v1 · 2004-11-22 · 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{P2M6R6WEWKMXTOQWLATU4NB7TF}

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	2026-07-04T16:47:28.623730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e99e8fac4b29979ba1658274e343f99403fa591e5d50813a85651d8f0dba2d1

Aliases

arxiv: cond-mat/0411547 · arxiv_version: cond-mat/0411547v1 · doi: 10.48550/arxiv.cond-mat/0411547 · pith_short_12: P2M6R6WEWKMX · pith_short_16: P2M6R6WEWKMXTOQW · pith_short_8: P2M6R6WE

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/P2M6R6WEWKMXTOQWLATU4NB7TF \
  | 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: 7e99e8fac4b29979ba1658274e343f99403fa591e5d50813a85651d8f0dba2d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdc3addd2d7c023376c2076ee0626543afdf47bd49d5e5a6815ec4d8721d70bb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2004-11-22T11:20:39Z",
    "title_canon_sha256": "dbfc003350afcb54c69bdcd4a7abb4c63c5977ad19fe4bf6b4f5d3c2da8a7126"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0411547",
    "kind": "arxiv",
    "version": 1
  }
}