Pith Number

pith:3KFWKX3I

pith:2022:3KFWKX3I754BPO4VHDUNMCJPLP

not attested not anchored not stored refs pending

A Practical Guide to the Numerical Implementation of Tensor Networks I: Contractions, Decompositions and Gauge Freedom

Glen Evenbly

arxiv:2202.02138 v1 · 2022-02-04 · quant-ph · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3KFWKX3I754BPO4VHDUNMCJPLP}

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.

Cited by

2 papers in Pith

Tensor Cookbook: Mastering Tensors through Diagrams

From Mechanistic to Compositional Interpretability

Receipt and verification

First computed	2026-07-05T03:54:09.015937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da8b655f68ff7817bb9538e8d6092f5bd383576c1aae602c6d6f77feea5387c6

Aliases

arxiv: 2202.02138 · arxiv_version: 2202.02138v1 · doi: 10.48550/arxiv.2202.02138 · pith_short_12: 3KFWKX3I754B · pith_short_16: 3KFWKX3I754BPO4V · pith_short_8: 3KFWKX3I

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/3KFWKX3I754BPO4VHDUNMCJPLP \
  | 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: da8b655f68ff7817bb9538e8d6092f5bd383576c1aae602c6d6f77feea5387c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7c069cf972714b1dfe746f2c30afd0999565aa7ec480850a9e5421f8ed71058",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-02-04T14:10:09Z",
    "title_canon_sha256": "166eafbaac2171904b84e4c21ab96ea48117f5234ae4e9cf41dcdd5f8e25cb43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.02138",
    "kind": "arxiv",
    "version": 1
  }
}