Pith Number

pith:4TC6QBY7

pith:2018:4TC6QBY7MCD4BNA227Q5CYVBWU

not attested not anchored not stored refs pending

Observation of second-order topological insulators in sonic crystals

Biye Xie, Hai-Xiao Wang, Jian-Hua Jiang, Ming-Hui Lu, Xiujuan Zhang, Yan-Feng Chen, Yuan Tian, Zhi-Kang Lin

arxiv:1806.10028 v2 · 2018-06-26 · 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{4TC6QBY7MCD4BNA227Q5CYVBWU}

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	2026-05-17T23:44:22.607747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4c5e8071f6087c0b41ad7e1d162a1b51218e05b963a9d829e06d24d737628fc

Aliases

arxiv: 1806.10028 · arxiv_version: 1806.10028v2 · doi: 10.48550/arxiv.1806.10028 · pith_short_12: 4TC6QBY7MCD4 · pith_short_16: 4TC6QBY7MCD4BNA2 · pith_short_8: 4TC6QBY7

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/4TC6QBY7MCD4BNA227Q5CYVBWU \
  | 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: e4c5e8071f6087c0b41ad7e1d162a1b51218e05b963a9d829e06d24d737628fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cea2f61df65fe90fb98fd7fa55cfa93b574e8a4597260b9e27470304b6b6eb2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2018-06-26T14:44:33Z",
    "title_canon_sha256": "f6eff5ff64654cfcd7a14b4a1306911199ae0eed3a3f0af2c18944b9f0c954fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10028",
    "kind": "arxiv",
    "version": 2
  }
}