Pith Number

pith:NRYV6AY5

pith:2016:NRYV6AY56N24LSTZ7HPQRTGEG2

not attested not anchored not stored refs pending

Generation of topologically diverse acoustic vortex beams using a compact metamaterial aperture

Charles A Rohde, Christina J. Naify, Gregory J. Orris, Matthew D. Guild, Michael Nicholas, Theodore P. Martin

arxiv:1604.08447 v1 · 2016-04-05 · physics.class-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NRYV6AY56N24LSTZ7HPQRTGEG2}

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	2026-05-18T01:16:03.592954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c715f031df375c5ca79f9df08ccc436a068cd888794e32bfebb739c14430f8d

Aliases

arxiv: 1604.08447 · arxiv_version: 1604.08447v1 · doi: 10.48550/arxiv.1604.08447 · pith_short_12: NRYV6AY56N24 · pith_short_16: NRYV6AY56N24LSTZ · pith_short_8: NRYV6AY5

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/NRYV6AY56N24LSTZ7HPQRTGEG2 \
  | 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: 6c715f031df375c5ca79f9df08ccc436a068cd888794e32bfebb739c14430f8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "008feba2116d7e1ce98ee2cd049d41570f03bdd7be778909b1d50a9daf53779a",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2016-04-05T20:39:49Z",
    "title_canon_sha256": "b60560a230c61c19be37f56e8decfce3fe21b81a462ee3be15df93c406075a8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08447",
    "kind": "arxiv",
    "version": 1
  }
}