Pith Number

pith:HFYV2RPH

pith:1999:HFYV2RPHEOK5PTVKCSPENMYECX

not attested not anchored not stored refs pending

Difference of optical conductivity between one- and two-dimensional doped nickelates

K. Tsutsui, S. Maekawa, W. Koshibae

arxiv:cond-mat/9901235 v1 · 1999-01-22 · 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{HFYV2RPHEOK5PTVKCSPENMYECX}

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	2026-05-18T01:07:04.969405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39715d45e72395d7ceaa149e46b30415ed3706acf4a3b2bbc90d57ab7ca77907

Aliases

arxiv: cond-mat/9901235 · arxiv_version: cond-mat/9901235v1 · doi: 10.48550/arxiv.cond-mat/9901235 · pith_short_12: HFYV2RPHEOK5 · pith_short_16: HFYV2RPHEOK5PTVK · pith_short_8: HFYV2RPH

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/HFYV2RPHEOK5PTVKCSPENMYECX \
  | 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: 39715d45e72395d7ceaa149e46b30415ed3706acf4a3b2bbc90d57ab7ca77907

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39bb6701c46633239e71e3c7b3f4b66e9a00d3b2f1f96c2090231b9f0861ccc3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "1999-01-22T01:57:03Z",
    "title_canon_sha256": "06bfd80866d501f4bb50630a5854b79da99d5136b385874d1af26ed6144201ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9901235",
    "kind": "arxiv",
    "version": 1
  }
}