Pith Number

pith:P4PCOYDO

pith:2004:P4PCOYDOV7IIHWYTSWRSYK6Y5U

not attested not anchored not stored refs pending

Hopping versus bulk conductivity in transparent oxides: 12CaO.7Al2O3

A.J. Freeman, J.E. Medvedeva

arxiv:cond-mat/0404187 v1 · 2004-04-07 · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4PCOYDOV7IIHWYTSWRSYK6Y5U}

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	2026-07-04T16:46:03.788920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f1e27606eafd083db1395a32c2bd8ed0a7edcfc2e165cf1fb09229561ae8afe

Aliases

arxiv: cond-mat/0404187 · arxiv_version: cond-mat/0404187v1 · doi: 10.48550/arxiv.cond-mat/0404187 · pith_short_12: P4PCOYDOV7II · pith_short_16: P4PCOYDOV7IIHWYT · pith_short_8: P4PCOYDO

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/P4PCOYDOV7IIHWYTSWRSYK6Y5U \
  | 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: 7f1e27606eafd083db1395a32c2bd8ed0a7edcfc2e165cf1fb09229561ae8afe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "530589b4c78f3dc8fa93f7d64cd013238c873f790b64daed8bb92a1abe49fbef",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2004-04-07T21:59:13Z",
    "title_canon_sha256": "35cac75f831bdec7c646d2c7ae39d862e3689f43c3ac00826c1a64c0ad4c5719"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0404187",
    "kind": "arxiv",
    "version": 1
  }
}