Pith Number

pith:CUXYM6RO

pith:2018:CUXYM6ROT7VKKZBTXAQWCFALIH

not attested not anchored not stored refs pending

A Luneburg lens for spin waves

N. J. Whitehead, S. A. R. Horsley, T. G. Philbin, V. V. Kruglyak

arxiv:1807.06705 v1 · 2018-07-17 · physics.app-ph · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CUXYM6ROT7VKKZBTXAQWCFALIH}

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	2026-05-17T23:59:14.950492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

152f867a2e9feaa56433b82161140b41ce2d7942791ffcf59604748d6de8711b

Aliases

arxiv: 1807.06705 · arxiv_version: 1807.06705v1 · doi: 10.48550/arxiv.1807.06705 · pith_short_12: CUXYM6ROT7VK · pith_short_16: CUXYM6ROT7VKKZBT · pith_short_8: CUXYM6RO

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/CUXYM6ROT7VKKZBTXAQWCFALIH \
  | 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: 152f867a2e9feaa56433b82161140b41ce2d7942791ffcf59604748d6de8711b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e70df3fa01ccd82ebc1c131977b5c5d2322f9939c8ec03aa13037e340c787e17",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-07-17T23:18:57Z",
    "title_canon_sha256": "e5dfffb03c27abd6cd8d7533c44691ff775c9df7ab9111527e5f31621931f25c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06705",
    "kind": "arxiv",
    "version": 1
  }
}