Pith Number

pith:26Q3TAWU

pith:2019:26Q3TAWUCXUIPZHUYLRLBLYKFR

not attested not anchored not stored refs pending

Topological photonic crystal fibers and ring resonators

Claudio Conti, Daniel Leykam, Laura Pilozzi, Zhigang Chen

arxiv:1909.02081 v1 · 2019-09-04 · 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{26Q3TAWUCXUIPZHUYLRLBLYKFR}

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	2026-07-05T00:56:30.920065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7a1b982d415e887e4f4c2e2b0af0a2c76a514b8319f559dcfbb4e8478a8b158

Aliases

arxiv: 1909.02081 · arxiv_version: 1909.02081v1 · doi: 10.48550/arxiv.1909.02081 · pith_short_12: 26Q3TAWUCXUI · pith_short_16: 26Q3TAWUCXUIPZHU · pith_short_8: 26Q3TAWU

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/26Q3TAWUCXUIPZHUYLRLBLYKFR \
  | 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: d7a1b982d415e887e4f4c2e2b0af0a2c76a514b8319f559dcfbb4e8478a8b158

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35c57b3d1f44a04ac4eca8e3c19502a8e52df0d70629862a54100cfdccc21128",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-09-04T20:10:31Z",
    "title_canon_sha256": "4788c896b56358b24c529182065cc3f802416fa699cc34966a13c99a06543f0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02081",
    "kind": "arxiv",
    "version": 1
  }
}