Pith Number

pith:QHE77RDY

pith:2008:QHE77RDYPWTHDFA2I3MUDDFBV2

not attested not anchored not stored refs pending

Surface Magnetoelectric Effect in Ferromagnetic Metal Films

Chun-Gang Duan, E. Y. Tsymbal, Julian P. Velev, Junhao Chu, R. F. Sabirianov, S. S. Jaswal, Ziqiang Zhu

arxiv:0808.0841 v1 · 2008-08-06 · cond-mat.mtrl-sci · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QHE77RDYPWTHDFA2I3MUDDFBV2}

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	2026-07-04T17:12:15.694014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81c9ffc4787da671941a46d9418ca1ae890df13dbcfc87295060fdd205ff63ff

Aliases

arxiv: 0808.0841 · arxiv_version: 0808.0841v1 · doi: 10.48550/arxiv.0808.0841 · pith_short_12: QHE77RDYPWTH · pith_short_16: QHE77RDYPWTHDFA2 · pith_short_8: QHE77RDY

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/QHE77RDYPWTHDFA2I3MUDDFBV2 \
  | 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: 81c9ffc4787da671941a46d9418ca1ae890df13dbcfc87295060fdd205ff63ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "187007b6ce57185693515c28bb9199066100acaa4e843cfd9178f3c469fd73ec",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2008-08-06T14:07:33Z",
    "title_canon_sha256": "223d933d4329bc61e4709d9abd580d8031155609382dc30b1aa16f46c466181a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.0841",
    "kind": "arxiv",
    "version": 1
  }
}