Pith Number

pith:PJIVP5ZP

pith:2015:PJIVP5ZPVAGNXHT2PONJFG5BPT

not attested not anchored not stored refs pending

Diffraction-free optical beam propagation with near-zero phase variation in extremely anisotropic metamaterials

Jie Gao, Lei Sun, Wei Wang, Xiaodong Yang

arxiv:1502.00728 v1 · 2015-02-03 · 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{PJIVP5ZPVAGNXHT2PONJFG5BPT}

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	2026-05-18T01:41:05.199902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a5157f72fa80cdb9e7a7b9a929ba17cd4f54e214a231b266ca0f9cb58532653

Aliases

arxiv: 1502.00728 · arxiv_version: 1502.00728v1 · doi: 10.48550/arxiv.1502.00728 · pith_short_12: PJIVP5ZPVAGN · pith_short_16: PJIVP5ZPVAGNXHT2 · pith_short_8: PJIVP5ZP

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/PJIVP5ZPVAGNXHT2PONJFG5BPT \
  | 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: 7a5157f72fa80cdb9e7a7b9a929ba17cd4f54e214a231b266ca0f9cb58532653

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0409d014d677b4ef96f6be602e6fbdafa971bd863ded1adf0a090fa9b3c25e3d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-02-03T03:53:32Z",
    "title_canon_sha256": "b986c0936343cceb6e2a1f7fd94fa8db3e6c4fea8d1004a0a84d4c7d46abd6b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00728",
    "kind": "arxiv",
    "version": 1
  }
}