Pith Number

pith:EJK6FP27

pith:2013:EJK6FP27XYIQMCXGD55ZAJCBDO

not attested not anchored not stored refs pending

Confining the light wave by using non-Euclidean transformation optics

F. Sun

arxiv:1302.0497 v2 · 2013-02-03 · 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{EJK6FP27XYIQMCXGD55ZAJCBDO}

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	2026-05-18T03:12:33.063020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2255e2bf5fbe11060ae61f7b9024411ba7c9206c71ba6e294a70076ddcc4caca

Aliases

arxiv: 1302.0497 · arxiv_version: 1302.0497v2 · doi: 10.48550/arxiv.1302.0497 · pith_short_12: EJK6FP27XYIQ · pith_short_16: EJK6FP27XYIQMCXG · pith_short_8: EJK6FP27

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/EJK6FP27XYIQMCXGD55ZAJCBDO \
  | 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: 2255e2bf5fbe11060ae61f7b9024411ba7c9206c71ba6e294a70076ddcc4caca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca8ad03da82d9fad899aa25a518766d302e20385279f78e6dc072f1632274987",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-02-03T14:17:34Z",
    "title_canon_sha256": "eb3b6a410f9019fdf507a001e8c59f4299a2f4560162b01414c7245aa7100811"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0497",
    "kind": "arxiv",
    "version": 2
  }
}