Pith Number

pith:UNCO72LK

pith:2019:UNCO72LKSFL773AT5BIY6STN4V

not attested not anchored not stored refs pending

Polaritonic frequency-comb generation and breather propagation in a negative-index metamaterial with a cold four-level atomic medium

Barry C. Sanders, Pierre Berini, Saeid Asgarnezhad-Zorgabad

arxiv:1902.04536 v1 · 2019-02-12 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UNCO72LKSFL773AT5BIY6STN4V}

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	2026-05-17T23:46:12.309962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a344efe96a9157ffec13e8518f4a6de55e2103e853d90e6a2648d50abc09e310

Aliases

arxiv: 1902.04536 · arxiv_version: 1902.04536v1 · doi: 10.48550/arxiv.1902.04536 · pith_short_12: UNCO72LKSFL7 · pith_short_16: UNCO72LKSFL773AT · pith_short_8: UNCO72LK

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/UNCO72LKSFL773AT5BIY6STN4V \
  | 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: a344efe96a9157ffec13e8518f4a6de55e2103e853d90e6a2648d50abc09e310

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "101a15d569c31d5500a7365c9cc72c34672bced234fdc7b93be0c07e8cc0be48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-02-12T18:30:20Z",
    "title_canon_sha256": "8791925a0df0112d9cbf0dba25dd32ea56c6c06b1803f514b1a7fd9f48fd2cce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04536",
    "kind": "arxiv",
    "version": 1
  }
}