Pith Number

pith:LW4BGDYN

pith:2020:LW4BGDYNKNGLXHTHQZBHE54QOE

not attested not anchored not stored refs pending

Unsupervised Manifold Clustering of Topological Phononics

Hong Chen, Jie Ren, Yang Long

arxiv:2001.02661 v1 · 2020-01-08 · cond-mat.dis-nn · cond-mat.mes-hall · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LW4BGDYNKNGLXHTHQZBHE54QOE}

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	2026-07-05T01:02:08.159612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5db8130f0d534cbb9e6786427277907132842061c61152673fce4a61b17a5934

Aliases

arxiv: 2001.02661 · arxiv_version: 2001.02661v1 · doi: 10.48550/arxiv.2001.02661 · pith_short_12: LW4BGDYNKNGL · pith_short_16: LW4BGDYNKNGLXHTH · pith_short_8: LW4BGDYN

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/LW4BGDYNKNGLXHTHQZBHE54QOE \
  | 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: 5db8130f0d534cbb9e6786427277907132842061c61152673fce4a61b17a5934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f6bb9ecfb94388696421efd64f31b363963e8dc3bcda99cdd65b971ca885cb4",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2020-01-08T18:16:36Z",
    "title_canon_sha256": "64e1b22b198e43988206d129b1d8010e1f4887e34b48e6135a4e0a968459f52a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.02661",
    "kind": "arxiv",
    "version": 1
  }
}