Pith Number

pith:SGS6IP43

pith:2019:SGS6IP43EJXMEQWNKEYWNBWG2Y

not attested not anchored not stored refs pending

Robust cluster expansion of multicomponent systems using structured sparsity

Teck Leong Tan, Zhidong Leong

arxiv:1910.08086 v1 · 2019-10-17 · cond-mat.mtrl-sci · physics.comp-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{SGS6IP43EJXMEQWNKEYWNBWG2Y}

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	2026-07-05T00:15:24.474650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91a5e43f9b226ec242cd51316686c6d6228a2089b601eeed62f88a11ee7ffa6d

Aliases

arxiv: 1910.08086 · arxiv_version: 1910.08086v1 · doi: 10.48550/arxiv.1910.08086 · pith_short_12: SGS6IP43EJXM · pith_short_16: SGS6IP43EJXMEQWN · pith_short_8: SGS6IP43

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/SGS6IP43EJXMEQWNKEYWNBWG2Y \
  | 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: 91a5e43f9b226ec242cd51316686c6d6228a2089b601eeed62f88a11ee7ffa6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "581d556c346d203434683f158dec61ade95eb49fad24158137826a4e52067961",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-10-17T18:00:06Z",
    "title_canon_sha256": "c68f1bf62e66cebcf41852c0bfbeeb6f83621f0e99dcfc73ad6e6e472eb1998f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.08086",
    "kind": "arxiv",
    "version": 1
  }
}