Pith Number

pith:MMBIFAKT

pith:2015:MMBIFAKTDHQQ7JSG4NVZ5LIKJ5

not attested not anchored not stored refs pending

Acoustic topological insulator and robust one-way sound transport

Cheng He, Hao Ge, Liang Feng, Ming-Hui Lu, Xiao-Chen Sun, Xiao-Ping Liu, Xu Ni, Yan-Bin Chen, Yan-Feng Chen

arxiv:1512.03273 v1 · 2015-12-10 · cond-mat.mes-hall · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MMBIFAKTDHQQ7JSG4NVZ5LIKJ5}

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	2026-05-18T00:54:41.155670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

630282815319e10fa646e36b9ead0a4f56cb0b8e4cce1e3f21a917326ac8c6e7

Aliases

arxiv: 1512.03273 · arxiv_version: 1512.03273v1 · doi: 10.48550/arxiv.1512.03273 · pith_short_12: MMBIFAKTDHQQ · pith_short_16: MMBIFAKTDHQQ7JSG · pith_short_8: MMBIFAKT

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/MMBIFAKTDHQQ7JSG4NVZ5LIKJ5 \
  | 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: 630282815319e10fa646e36b9ead0a4f56cb0b8e4cce1e3f21a917326ac8c6e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61fbb4d372f538ea62aeaee8fcd1f5d11e3ca6ee0434648fdd66dc354e3bf234",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-12-10T14:53:36Z",
    "title_canon_sha256": "fca39cce3cc642c705e470d6da30850a4646650412e7b82a44fb605b27693a55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.03273",
    "kind": "arxiv",
    "version": 1
  }
}