Pith Number

pith:ULU7LYVE

pith:2009:ULU7LYVEN6N3AAPKKOFBCBYBHY

not attested not anchored not stored refs pending

Electrical Spin Injection into Silicon using MgO Tunnel Barrier

Katsumichi Tagami, Masashi Shiraishi, Tohru Oikawa, Tomoyuki Sasaki, Toshio Suzuki, Yoshishige Suzuki

arxiv:0905.0942 v1 · 2009-05-07 · cond-mat.mtrl-sci · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULU7LYVEN6N3AAPKKOFBCBYBHY}

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	2026-05-18T02:13:46.911218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2e9f5e2a46f9bb001ea538a1107013e1b4d5fa5d1813e757132c82eee252909

Aliases

arxiv: 0905.0942 · arxiv_version: 0905.0942v1 · doi: 10.48550/arxiv.0905.0942 · pith_short_12: ULU7LYVEN6N3 · pith_short_16: ULU7LYVEN6N3AAPK · pith_short_8: ULU7LYVE

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/ULU7LYVEN6N3AAPKKOFBCBYBHY \
  | 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: a2e9f5e2a46f9bb001ea538a1107013e1b4d5fa5d1813e757132c82eee252909

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88489708cc32c8657ebda6312a577a39b5a31b840165e635ac2f5901ace2fb5f",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-05-07T02:08:23Z",
    "title_canon_sha256": "bae2ad22b756b7bab2e6939583eaacfad3fe89d945932857e249e8d85237a7e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0942",
    "kind": "arxiv",
    "version": 1
  }
}