Pith Number

pith:GMVSFKHS

pith:2026:GMVSFKHSREFSC6OJ25IPM5DMEI

not attested not anchored not stored refs pending

Fast two-dimensional tensor-network contraction via subspace iteration

Philippe Corboz, Yining Zhang

arxiv:2607.15158 v1 · 2026-07-16 · cond-mat.str-el · quant-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{GMVSFKHSREFSC6OJ25IPM5DMEI}

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	2026-07-17T01:22:12.217627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

332b22a8f2890b2179c9d750f6746c2204df9450faddec6428a0f1ea863fe9ef

Aliases

arxiv: 2607.15158 · arxiv_version: 2607.15158v1 · doi: 10.48550/arxiv.2607.15158 · pith_short_12: GMVSFKHSREFS · pith_short_16: GMVSFKHSREFSC6OJ · pith_short_8: GMVSFKHS

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/GMVSFKHSREFSC6OJ25IPM5DMEI \
  | 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: 332b22a8f2890b2179c9d750f6746c2204df9450faddec6428a0f1ea863fe9ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af739025b1cb94e1be041f468b20c3e6f6ecd3b958eb8ac420d304b21bd80157",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2026-07-16T16:00:54Z",
    "title_canon_sha256": "928840fcc83b40d1d2bad44ca72ac8d69d4fa24c10f39391b400f621fd054986"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.15158",
    "kind": "arxiv",
    "version": 1
  }
}