Pith Number

pith:UVHL2B4Z

pith:2018:UVHL2B4ZWJHQFO72NPXDZD5OH7

not attested not anchored not stored refs pending

Topological Wave-Guiding Near an Exceptional Point: Defect-Immune, Slow-Light, Loss-Immune Propagation

Francesco Monticone, S. Ali Hassani Gangaraj

arxiv:1803.06419 v1 · 2018-03-16 · 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{UVHL2B4ZWJHQFO72NPXDZD5OH7}

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	2026-05-18T00:06:04.774809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a54ebd0799b24f02bbfa6bee3c8fae3fd02fc6f9631a399a5d28c502e5b654ad

Aliases

arxiv: 1803.06419 · arxiv_version: 1803.06419v1 · doi: 10.48550/arxiv.1803.06419 · pith_short_12: UVHL2B4ZWJHQ · pith_short_16: UVHL2B4ZWJHQFO72 · pith_short_8: UVHL2B4Z

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/UVHL2B4ZWJHQFO72NPXDZD5OH7 \
  | 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: a54ebd0799b24f02bbfa6bee3c8fae3fd02fc6f9631a399a5d28c502e5b654ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32e4a04c12e5d1ad6f259012161a372fbd0dcae0e199a027749aadec3425ac19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-03-16T22:38:37Z",
    "title_canon_sha256": "afb0404b9815227238406ef21cd88d0460a1f4aa8c801b74a55b49cb4e6cd941"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06419",
    "kind": "arxiv",
    "version": 1
  }
}