Pith Number

pith:VC2G5236

pith:2015:VC2G5236ZGVNQW4CQNHMA3A5CQ

not attested not anchored not stored refs pending

Nanosecond spin lifetimes in bottom-up fabricated bilayer graphene spin-valves with atomic layer deposited Al$_2$O$_3$ spin injection and detection barriers

Bernd Beschoten, Christoph Stampfer, Daniel Neumaier, Frank Volmer, Kenji Watanabe, Maik Wolter, Marc Dr\"ogeler, Takashi Taniguchi

arxiv:1507.02677 v1 · 2015-07-09 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VC2G5236ZGVNQW4CQNHMA3A5CQ}

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	2026-05-18T01:09:46.422551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8b46eeb7ec9aad85b82834ec06c1d142b17f686f38fa31d6df79f0cf65509a8

Aliases

arxiv: 1507.02677 · arxiv_version: 1507.02677v1 · doi: 10.48550/arxiv.1507.02677 · pith_short_12: VC2G5236ZGVN · pith_short_16: VC2G5236ZGVNQW4C · pith_short_8: VC2G5236

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/VC2G5236ZGVNQW4CQNHMA3A5CQ \
  | 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: a8b46eeb7ec9aad85b82834ec06c1d142b17f686f38fa31d6df79f0cf65509a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90aae074c2f52062b45aef3cc1823164107c01654867cd20bd38848a483ef01d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-07-09T19:58:32Z",
    "title_canon_sha256": "8cdd32de5474db903edd7688b459a4bc928690324d2a3cc295d887bd35809767"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02677",
    "kind": "arxiv",
    "version": 1
  }
}