Pith Number

pith:4BGDBLQF

pith:2021:4BGDBLQFUXOU2SUFXTGZMU6BHR

not attested not anchored not stored refs pending

Appearance of ferromagnetism in Pt(100) ultrathin films originated from quantum-well states

Hirofumi Kinoshita, Hiroyuki Kageshima, Hitoshi Osawa, Keisuke Ochiai, Motohiro Suzuki, Shunsuke Sakuragi, Tatsuru Yamada, Tetsuya Sato

arxiv:2101.02818 v4 · 2021-01-08 · 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{4BGDBLQFUXOU2SUFXTGZMU6BHR}

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	2026-07-05T05:14:54.891301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e04c30ae05a5dd4d4a85bccd9653c13c69fadd1f807fd5be0f7643068d5bfa05

Aliases

arxiv: 2101.02818 · arxiv_version: 2101.02818v4 · doi: 10.48550/arxiv.2101.02818 · pith_short_12: 4BGDBLQFUXOU · pith_short_16: 4BGDBLQFUXOU2SUF · pith_short_8: 4BGDBLQF

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/4BGDBLQFUXOU2SUFXTGZMU6BHR \
  | 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: e04c30ae05a5dd4d4a85bccd9653c13c69fadd1f807fd5be0f7643068d5bfa05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "008ec9fd3023857d496297d0eff18c2dfbec78f3c543e45f4aff8a170d8406a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-01-08T01:33:31Z",
    "title_canon_sha256": "1a79cb468febc2a800f1a85e1ae2aaa55c065f60f2de3206845995c5d88e6b3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.02818",
    "kind": "arxiv",
    "version": 4
  }
}