Pith Number

pith:SDAAODQU

pith:2017:SDAAODQU2GD7HRMRPWHEKB65VP

not attested not anchored not stored refs pending

Deepening subwavelength acoustic resonance via metamaterials with universal broadband elliptical microstructure

I. David Abrahams, John Lamb, Nicolas Etaix, S. Ruth Voisey, William D. Rowley, William J. Parnell

arxiv:1711.10321 v1 · 2017-11-28 · physics.app-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{SDAAODQU2GD7HRMRPWHEKB65VP}

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	2026-05-18T00:09:19.171033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90c0070e14d187f3c5917d8e4507ddabf72e52b81aaf84a5cb8beac6408f1b6e

Aliases

arxiv: 1711.10321 · arxiv_version: 1711.10321v1 · doi: 10.48550/arxiv.1711.10321 · pith_short_12: SDAAODQU2GD7 · pith_short_16: SDAAODQU2GD7HRMR · pith_short_8: SDAAODQU

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/SDAAODQU2GD7HRMRPWHEKB65VP \
  | 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: 90c0070e14d187f3c5917d8e4507ddabf72e52b81aaf84a5cb8beac6408f1b6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c326583903824d113a8b8cc638ff3a87d1bad9ca04d83e334df5b41846605477",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-11-28T14:54:15Z",
    "title_canon_sha256": "6e9234c98eb52066043d1507d249be22a873dd044266aae3d82375b0a6564045"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.10321",
    "kind": "arxiv",
    "version": 1
  }
}