Pith Number

pith:EGMQ3I3W

pith:2001:EGMQ3I3WMQSGEOGHGYGG3CSKLT

not attested not anchored not stored refs pending

Strong anisotropy of superexchange in the copper-oxygen chains of La_{14-x}Ca_{x}Cu_{24}O_{41}

A. Freimuth, A. Revcolevschi, B. B\"uchner, K.-Y. Choi, M. Gr\"uninger, U. Ammerahl, V. Kataev

arxiv:cond-mat/0101040 v1 · 2001-01-04 · 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{EGMQ3I3WMQSGEOGHGYGG3CSKLT}

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	2026-05-18T01:09:10.085374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21990da37664246238c7360c6d8a4a5cd4007d34d4b9fc5ff134a442f6eb614f

Aliases

arxiv: cond-mat/0101040 · arxiv_version: cond-mat/0101040v1 · doi: 10.48550/arxiv.cond-mat/0101040 · pith_short_12: EGMQ3I3WMQSG · pith_short_16: EGMQ3I3WMQSGEOGH · pith_short_8: EGMQ3I3W

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/EGMQ3I3WMQSGEOGHGYGG3CSKLT \
  | 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: 21990da37664246238c7360c6d8a4a5cd4007d34d4b9fc5ff134a442f6eb614f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40910448d3a9977dcf0d4509ee6b7fa2cfe6c9172cf0caa4ca738f40aa6af017",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2001-01-04T15:13:58Z",
    "title_canon_sha256": "16ede0a2799629a8e097f05b31e23ef399b7b0ef3d2d3a545da6ddc3f212496e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0101040",
    "kind": "arxiv",
    "version": 1
  }
}