Pith Number

pith:ZO2QWLUA

pith:2020:ZO2QWLUAJUMFNZD2IH6I5I5ILF

not attested not anchored not stored refs pending

Topological split-ring resonator based metamaterials with $\cal PT$ symmetry relying on gain and loss

G. P. Tsironis, N. Lazarides

arxiv:2005.05680 v2 · 2020-05-12 · cond-mat.mes-hall · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZO2QWLUAJUMFNZD2IH6I5I5ILF}

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	2026-07-05T01:30:51.195091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbb50b2e804d1856e47a41fc8ea3a85946e8a0f4b151aab31f14356ab6666184

Aliases

arxiv: 2005.05680 · arxiv_version: 2005.05680v2 · doi: 10.48550/arxiv.2005.05680 · pith_short_12: ZO2QWLUAJUMF · pith_short_16: ZO2QWLUAJUMFNZD2 · pith_short_8: ZO2QWLUA

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/ZO2QWLUAJUMFNZD2IH6I5I5ILF \
  | 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: cbb50b2e804d1856e47a41fc8ea3a85946e8a0f4b151aab31f14356ab6666184

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f72c583639594045beac40d11fcd4bcf5ada162eaf10bc927f453893259c8ae",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2020-05-12T10:48:59Z",
    "title_canon_sha256": "250495bb836d01398d1d3fa5f2920b37b4e3c7e691ad8571f49638b0ba032227"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.05680",
    "kind": "arxiv",
    "version": 2
  }
}