Pith Number

pith:FHW7FKAH

pith:2019:FHW7FKAHIVVYZYTSCTTZDGWBNO

not attested not anchored not stored refs pending

Mathematical analysis of electromagnetic plasmonic metasurfaces

Bowen Li, Habib Ammari, Jun Zou

arxiv:1907.06873 v1 · 2019-07-16 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FHW7FKAHIVVYZYTSCTTZDGWBNO}

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	2026-05-17T23:40:28.871515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29edf2a807456b8ce27214e7919ac16bb24e0df398dc7a1fd53719555593a789

Aliases

arxiv: 1907.06873 · arxiv_version: 1907.06873v1 · doi: 10.48550/arxiv.1907.06873 · pith_short_12: FHW7FKAHIVVY · pith_short_16: FHW7FKAHIVVYZYTS · pith_short_8: FHW7FKAH

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/FHW7FKAHIVVYZYTSCTTZDGWBNO \
  | 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: 29edf2a807456b8ce27214e7919ac16bb24e0df398dc7a1fd53719555593a789

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7a82ba94d5d66e13b8057567921b5d153abe6b26b547106063a5463bf817269",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-07-16T07:41:28Z",
    "title_canon_sha256": "d513c860536d1c41f4cf508e550a8a59d33b477a9d9da12848ef1dc7ef315c11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06873",
    "kind": "arxiv",
    "version": 1
  }
}