Pith Number

pith:7EVDVIMV

pith:2002:7EVDVIMVJZFXLE3AMZ7R6AZ7YD

not attested not anchored not stored refs pending

Charge Freezing in Zig-zag Chain Cuprates PrBa2Cu4O8 Observed by Cu Nuclear Quadrupole Resonance

M. Takigawa, S. Fujiyama, S. Horii

arxiv:cond-mat/0212621 v1 · 2002-12-28 · cond-mat.str-el · 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{7EVDVIMVJZFXLE3AMZ7R6AZ7YD}

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	2026-05-18T03:31:54.758641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f92a3aa1954e4b759360667f1f033fc0ec699d20a8f652fea1d664f1258d16b1

Aliases

arxiv: cond-mat/0212621 · arxiv_version: cond-mat/0212621v1 · doi: 10.48550/arxiv.cond-mat/0212621 · pith_short_12: 7EVDVIMVJZFX · pith_short_16: 7EVDVIMVJZFXLE3A · pith_short_8: 7EVDVIMV

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/7EVDVIMVJZFXLE3AMZ7R6AZ7YD \
  | 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: f92a3aa1954e4b759360667f1f033fc0ec699d20a8f652fea1d664f1258d16b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26ea2daecdd566660904731c40f1694f1a2a0beb4a6bc78fd2efdd66bbda33d5",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2002-12-28T13:24:54Z",
    "title_canon_sha256": "c19bdda0d3dd19a5c5ee96702533827949b82ef7eb87a7a2ef4d6fb1061f9721"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0212621",
    "kind": "arxiv",
    "version": 1
  }
}