Pith Number

pith:5M2RLLS2

pith:2017:5M2RLLS2GZUIFZRJDKSHKQBPF2

not attested not anchored not stored refs pending

Broadband focusing of underwater sound using a transparent pentamode lens

Andrew N. Norris, Colby W. Cushing, Michael R. Haberman, Preston S. Wilson, Xiaoshi Su

arxiv:1705.10274 v1 · 2017-05-26 · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5M2RLLS2GZUIFZRJDKSHKQBPF2}

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	2026-05-18T00:43:31.561695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb3515ae5a366882e6291aa475402f2e893febdc2615ffffae09cd144691d06a

Aliases

arxiv: 1705.10274 · arxiv_version: 1705.10274v1 · doi: 10.48550/arxiv.1705.10274 · pith_short_12: 5M2RLLS2GZUI · pith_short_16: 5M2RLLS2GZUIFZRJ · pith_short_8: 5M2RLLS2

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/5M2RLLS2GZUIFZRJDKSHKQBPF2 \
  | 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: eb3515ae5a366882e6291aa475402f2e893febdc2615ffffae09cd144691d06a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "299cc60bd4dd56ac705cd5d37c0c0bb4cf5d47c81ac5a3559cc6e6c1521c6f29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2017-05-26T13:02:30Z",
    "title_canon_sha256": "8070de891916275e749c4d95dcd6518a602962bd324e6e2992d3cfa780d0b01a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10274",
    "kind": "arxiv",
    "version": 1
  }
}