Pith Number

pith:R7EX24TL

pith:2014:R7EX24TL2TYJY7E2CXQHNMVUWX

not attested not anchored not stored refs pending

Omnidirectional refractive devices for flexural waves based on graded phononic crystals

Bahram Djafari-Rouhani, Daniel Torrent, Yan Pennec

arxiv:1410.1507 v1 · 2014-10-03 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R7EX24TL2TYJY7E2CXQHNMVUWX}

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	2026-05-18T01:41:52.068716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fc97d726bd4f09c7c9a15e076b2b4b5daa0381e9576a4b426328acd3e7f425a

Aliases

arxiv: 1410.1507 · arxiv_version: 1410.1507v1 · doi: 10.48550/arxiv.1410.1507 · pith_short_12: R7EX24TL2TYJ · pith_short_16: R7EX24TL2TYJY7E2 · pith_short_8: R7EX24TL

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/R7EX24TL2TYJY7E2CXQHNMVUWX \
  | 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: 8fc97d726bd4f09c7c9a15e076b2b4b5daa0381e9576a4b426328acd3e7f425a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b819c6159fcbd5fb6ae0f2fe453bf2aa6550ed7cf83159d53bca2cdb15342005",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2014-10-03T09:37:21Z",
    "title_canon_sha256": "d63a5a6007224db6fa3f8890ff8f988440dacda43f0f3fed588d31c7c2d304e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.1507",
    "kind": "arxiv",
    "version": 1
  }
}