Pith Number

pith:4NGBFJA5

pith:2005:4NGBFJA5GV67R2X2FT5ZZUZMDB

not attested not anchored not stored refs pending

Large magnetoresistance in $\pi$-conjugated semiconductor thin film devices

A. K\"ohler, D. T. Nguyen, G. Veeraraghavan, M. K. Al-Suti, M.S. Khan, M. Wohlgenannt, \"O. Mermer, T. L. Francis, Y. Sheng

arxiv:cond-mat/0504738 v1 · 2005-04-27 · 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{4NGBFJA5GV67R2X2FT5ZZUZMDB}

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	2026-05-18T01:08:58.393072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e34c12a41d357df8eafa2cfb9cd32c185dd06eb2b8e042295ba4760dc886930a

Aliases

arxiv: cond-mat/0504738 · arxiv_version: cond-mat/0504738v1 · doi: 10.48550/arxiv.cond-mat/0504738 · pith_short_12: 4NGBFJA5GV67 · pith_short_16: 4NGBFJA5GV67R2X2 · pith_short_8: 4NGBFJA5

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/4NGBFJA5GV67R2X2FT5ZZUZMDB \
  | 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: e34c12a41d357df8eafa2cfb9cd32c185dd06eb2b8e042295ba4760dc886930a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eecee82939108c8de45c1b64fdf91c153eb63c8042af0dddebdb5adcf4d6374c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2005-04-27T23:02:30Z",
    "title_canon_sha256": "fe2eaff1c1d8607a3dfbcede0380df9f9cb6d11365896eebee6a688952a907e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0504738",
    "kind": "arxiv",
    "version": 1
  }
}