Pith Number

pith:HCCMYZI5

pith:2015:HCCMYZI5UDIO46QK5IG6YQCM7G

not attested not anchored not stored refs pending

Nonlinear self-collimated sound beams in sonic crystals

El Mokhtar Hamham, Kestutis Staliunas, Llu\'is M. Garc\'ia-Raffi, No\'e Jim\'enez, Rub\'en Pic\'o, V\'ictor S\'anchez-Morcillo

arxiv:1505.05044 v1 · 2015-05-19 · cond-mat.mtrl-sci · 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{HCCMYZI5UDIO46QK5IG6YQCM7G}

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	2026-05-18T00:36:10.121903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3884cc651da0d0ee7a0aea0dec404cf9b28a19a90a0891a16f671caafa71a398

Aliases

arxiv: 1505.05044 · arxiv_version: 1505.05044v1 · doi: 10.48550/arxiv.1505.05044 · pith_short_12: HCCMYZI5UDIO · pith_short_16: HCCMYZI5UDIO46QK · pith_short_8: HCCMYZI5

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/HCCMYZI5UDIO46QK5IG6YQCM7G \
  | 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: 3884cc651da0d0ee7a0aea0dec404cf9b28a19a90a0891a16f671caafa71a398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13bbaf9694aa71c962c07609968beff70cf9cd3c646876074b63960e2ba24e69",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-05-19T15:27:39Z",
    "title_canon_sha256": "9811ad1ead4931463d7d45eb8c84a6ac49b3ddd828b4959b773fd576a483ec60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05044",
    "kind": "arxiv",
    "version": 1
  }
}