Pith Number

pith:3AUORL2G

pith:2020:3AUORL2G2DDBHX2DHKNGRIUJY3

not attested not anchored not stored refs pending

Black phosphorus van der Waals heterostructures light emitting diodes for mid-infrared silicon photonics

Arka Majumdar, Chang-Hua Liu, De-In Luo, Jia-Xin Li, Mo Li, Po-Liang Chen, Seokhyeong Lee, Tian-Yun Chang, Wei-Qing Li, Ya-Yun Zhang, Yueyang Chen, Zhuoran Fang

arxiv:2003.07757 v1 · 2020-03-17 · physics.app-ph · 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{3AUORL2G2DDBHX2DHKNGRIUJY3}

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	2026-07-05T00:48:29.920458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d828e8af46d0c613df433a9a68a289c6cff21cd3551ca83400c6d2cefd2fa751

Aliases

arxiv: 2003.07757 · arxiv_version: 2003.07757v1 · doi: 10.48550/arxiv.2003.07757 · pith_short_12: 3AUORL2G2DDB · pith_short_16: 3AUORL2G2DDBHX2D · pith_short_8: 3AUORL2G

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/3AUORL2G2DDBHX2DHKNGRIUJY3 \
  | 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: d828e8af46d0c613df433a9a68a289c6cff21cd3551ca83400c6d2cefd2fa751

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b7349138220edc1d01b1d001b9888937465dff859c5abff2450e668833db2c9",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-03-17T15:14:27Z",
    "title_canon_sha256": "97b64de1fe7613d3dd908f5605587155860fc39aa90aa10c20d193119bd779a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.07757",
    "kind": "arxiv",
    "version": 1
  }
}