Pith Number

pith:4E5AB2W2

pith:2017:4E5AB2W262UVCYSLXBUXRIDZ3W

not attested not anchored not stored refs pending

Valley Vortex States in Sonic Crystals

Chunyin Qiu, Jiuyang Lu, Manzhu Ke, Zhengyou Liu

arxiv:1707.02059 v1 · 2017-07-07 · 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{4E5AB2W262UVCYSLXBUXRIDZ3W}

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	2026-05-18T00:40:02.855447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e13a00eadaf6a951624bb86978a079dda1a011528f73237cba2c4b9358f120b2

Aliases

arxiv: 1707.02059 · arxiv_version: 1707.02059v1 · doi: 10.48550/arxiv.1707.02059 · pith_short_12: 4E5AB2W262UV · pith_short_16: 4E5AB2W262UVCYSL · pith_short_8: 4E5AB2W2

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/4E5AB2W262UVCYSLXBUXRIDZ3W \
  | 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: e13a00eadaf6a951624bb86978a079dda1a011528f73237cba2c4b9358f120b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94fcea1d28b5c47c06e7dd355edec4dc7e28abc1010ee8a98beab132db53eed7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-07-07T07:19:16Z",
    "title_canon_sha256": "fcf4ce97410c75e81a159c940ec0c4e0b9e293c2d811ff47a4a594e5993109bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.02059",
    "kind": "arxiv",
    "version": 1
  }
}