Pith Number

pith:5WYW2LMT

pith:2015:5WYW2LMTSPUUDBID4DPQS2O4OK

not attested not anchored not stored refs pending

Tunable mid-infrared coherent perfect absorption in a graphene meta-surface

Changzhi Gu, Fuli Zhang, Hongqiang Li, Junjie Li, Qian Zhao, Quanhong Fu, Yuancheng Fan, Zeyong Wei, Zhe Liu

arxiv:1502.07435 v1 · 2015-02-26 · physics.optics · cond-mat.mes-hall · 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{5WYW2LMTSPUUDBID4DPQS2O4OK}

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	2026-05-18T01:32:10.510300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edb16d2d9393e9418503e0df0969dc7287b544602da585c8583714d1b469d305

Aliases

arxiv: 1502.07435 · arxiv_version: 1502.07435v1 · doi: 10.48550/arxiv.1502.07435 · pith_short_12: 5WYW2LMTSPUU · pith_short_16: 5WYW2LMTSPUUDBID · pith_short_8: 5WYW2LMT

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/5WYW2LMTSPUUDBID4DPQS2O4OK \
  | 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: edb16d2d9393e9418503e0df0969dc7287b544602da585c8583714d1b469d305

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34b663062bc13fdca0b379e22bf36334bc743a3562b728a3d35a3d8e93febe85",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-02-26T05:02:46Z",
    "title_canon_sha256": "5f4e59877d1e63194129f0753b7f4564cd95e4c579625495107c4e87a5d701ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07435",
    "kind": "arxiv",
    "version": 1
  }
}