Pith Number

pith:7UI7CGZD

pith:2018:7UI7CGZD2NMZSJAAQJ3F23D6RM

not attested not anchored not stored refs pending

Free and forced wave propagation in a Rayleigh-beam grid: flat bands, Dirac cones, and vibration localization vs isotropization

A. Piccolroaz, D. Bigoni, G. Bordiga, L. Cabras

arxiv:1806.09379 v2 · 2018-06-25 · 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{7UI7CGZD2NMZSJAAQJ3F23D6RM}

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	2026-05-18T00:10:37.041040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd11f11b23d35999240082765d6c7e8b21a81d17f45b139f5e5ff920533977a9

Aliases

arxiv: 1806.09379 · arxiv_version: 1806.09379v2 · doi: 10.48550/arxiv.1806.09379 · pith_short_12: 7UI7CGZD2NMZ · pith_short_16: 7UI7CGZD2NMZSJAA · pith_short_8: 7UI7CGZD

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/7UI7CGZD2NMZSJAAQJ3F23D6RM \
  | 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: fd11f11b23d35999240082765d6c7e8b21a81d17f45b139f5e5ff920533977a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cd76734c769ba9e6e914d3f3dc5b395f586d2bef011b584acfc7195a21097b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2018-06-25T11:04:58Z",
    "title_canon_sha256": "f561709314ee7ba62d5252b99844cbfbd0eca280912e947667df86df4c768ce6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09379",
    "kind": "arxiv",
    "version": 2
  }
}