Pith Number

pith:5I5F5VNF

pith:2018:5I5F5VNFSZW27ZUU6D3JLOFNRC

not attested not anchored not stored refs pending

Approximation Algorithms for Complex-Valued Ising Models on Bounded Degree Graphs

Michael J. Bremner, Ryan L. Mann

arxiv:1806.11282 v2 · 2018-06-29 · quant-ph · cond-mat.stat-mech · cs.CC · cs.DS · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5I5F5VNFSZW27ZUU6D3JLOFNRC}

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	2026-05-17T23:40:56.020544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea3a5ed5a5966dafe694f0f695b8ad88a80bfcdeca58518e5c143f1dab94d215

Aliases

arxiv: 1806.11282 · arxiv_version: 1806.11282v2 · doi: 10.48550/arxiv.1806.11282 · pith_short_12: 5I5F5VNFSZW2 · pith_short_16: 5I5F5VNFSZW27ZUU · pith_short_8: 5I5F5VNF

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/5I5F5VNFSZW27ZUU6D3JLOFNRC \
  | 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: ea3a5ed5a5966dafe694f0f695b8ad88a80bfcdeca58518e5c143f1dab94d215

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d625a7b0216592a32c77f5522f4feda24ea624ec757259dc50228ca20737903a",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "cs.CC",
      "cs.DS",
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-06-29T07:16:27Z",
    "title_canon_sha256": "72145d557264ba6d5f42dffae4890b5bdd69b1492fa483b4a68f821a8918da71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.11282",
    "kind": "arxiv",
    "version": 2
  }
}