Pith Number

pith:GCMZY4UN

pith:2013:GCMZY4UNC7IWQJUAHT6733XP43

not attested not anchored not stored refs pending

Parity-time-symmetric closed form optical quadrimer waveguides

Amarendra K. Sarma, Samit Kumar Gupta

arxiv:1311.6261 v1 · 2013-11-25 · physics.optics · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GCMZY4UNC7IWQJUAHT6733XP43}

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	2026-05-18T00:32:15.544984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30999c728d17d16826803cfdfdeeefe6d90f2acfdf1aba5cce9a42166203b541

Aliases

arxiv: 1311.6261 · arxiv_version: 1311.6261v1 · doi: 10.48550/arxiv.1311.6261 · pith_short_12: GCMZY4UNC7IW · pith_short_16: GCMZY4UNC7IWQJUA · pith_short_8: GCMZY4UN

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/GCMZY4UNC7IWQJUAHT6733XP43 \
  | 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: 30999c728d17d16826803cfdfdeeefe6d90f2acfdf1aba5cce9a42166203b541

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "542568cc9376f8fdfd9d5e886aa1711d0ff10678b600d349ff95fec2800a8d5c",
    "cross_cats_sorted": [
      "nlin.PS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-11-25T11:07:44Z",
    "title_canon_sha256": "57c2e3688eaa023099ae4c595670afb4cd03e332973c74a1b5cb09bab353a1f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6261",
    "kind": "arxiv",
    "version": 1
  }
}