Pith Number

pith:PCEXNXQF

pith:2002:PCEXNXQF4UPLVJ4CTZK5KH65HK

not attested not anchored not stored refs pending

Anisotropic Optical Conductivity of Nd2-xCexCuO4 Thin Films

Akihito Sawa, Hajime Shibata, Koki Takita, Noritaka Matsubara, Satoshi Kashiwaya, Shigeru Koikegami, Shinji Kimura, Takashi Yanagisawa

arxiv:cond-mat/0204316 v1 · 2002-04-15 · 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{PCEXNXQF4UPLVJ4CTZK5KH65HK}

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	2026-05-18T01:40:03.637364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

788976de05e51ebaa7829e55d51fdd3abc2e431383189b6a0c30c80152d7cfe1

Aliases

arxiv: cond-mat/0204316 · arxiv_version: cond-mat/0204316v1 · doi: 10.48550/arxiv.cond-mat/0204316 · pith_short_12: PCEXNXQF4UPL · pith_short_16: PCEXNXQF4UPLVJ4C · pith_short_8: PCEXNXQF

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/PCEXNXQF4UPLVJ4CTZK5KH65HK \
  | 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: 788976de05e51ebaa7829e55d51fdd3abc2e431383189b6a0c30c80152d7cfe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a0bb64d6bacba79e4f5d97d09e497590cde582e95a2579b61351bf3c0ca8a0b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2002-04-15T08:20:30Z",
    "title_canon_sha256": "fac1452184cec1b4d5baa4754ecf56f68b302d7931926b4c1d0f212d53e9ae62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0204316",
    "kind": "arxiv",
    "version": 1
  }
}