Pith Number

pith:CCB4BAR5

pith:2016:CCB4BAR5K4SHRUNL43X7YEN2V4

not attested not anchored not stored refs pending

Pseudo-time-reversal symmetry and topological edge states in two-dimensional acoustic crystals

Jun Mei, Ying Wu, Ze-Guo Chen

arxiv:1606.02944 v1 · 2016-06-09 · 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{CCB4BAR5K4SHRUNL43X7YEN2V4}

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	2026-05-18T00:59:48.813337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1083c0823d572478d1abe6effc11baaf213270b15c3bfe8334b08d87da2949a4

Aliases

arxiv: 1606.02944 · arxiv_version: 1606.02944v1 · doi: 10.48550/arxiv.1606.02944 · pith_short_12: CCB4BAR5K4SH · pith_short_16: CCB4BAR5K4SHRUNL · pith_short_8: CCB4BAR5

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/CCB4BAR5K4SHRUNL43X7YEN2V4 \
  | 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: 1083c0823d572478d1abe6effc11baaf213270b15c3bfe8334b08d87da2949a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9b43429e1e84575c1b435d76aa24f39a6ea4beb0a960f3fb196b343ec4cb76b",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2016-06-09T13:07:58Z",
    "title_canon_sha256": "e1dae4043e325de1c411a929f7709c9ac865a6573e3afd2120236fd2cdf23bcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.02944",
    "kind": "arxiv",
    "version": 1
  }
}