Pith Number

pith:RRZNQ4DV

pith:2014:RRZNQ4DVV7HMHFHMT5GML362X3

not attested not anchored not stored refs pending

Veselago lens by photonic hyper-crystals

Evgenii E. Narimanov, Zun Huang

arxiv:1405.0217 v2 · 2014-05-01 · 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{RRZNQ4DVV7HMHFHMT5GML362X3}

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	2026-05-18T01:43:20.965052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c72d87075afcec394ec9f4cc5efdabed4f7f2cbe20d33aaa570d57bf82645aa

Aliases

arxiv: 1405.0217 · arxiv_version: 1405.0217v2 · doi: 10.48550/arxiv.1405.0217 · pith_short_12: RRZNQ4DVV7HM · pith_short_16: RRZNQ4DVV7HMHFHM · pith_short_8: RRZNQ4DV

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/RRZNQ4DVV7HMHFHMT5GML362X3 \
  | 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: 8c72d87075afcec394ec9f4cc5efdabed4f7f2cbe20d33aaa570d57bf82645aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23c74ed4044656fa877d66d4db13b9300ba862d3675fc8271a8ad03a11598e57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-05-01T16:54:40Z",
    "title_canon_sha256": "75db9e360c34bdd93b648449e330f9427d0a5d56421c00605d71b0a51b698289"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0217",
    "kind": "arxiv",
    "version": 2
  }
}