Pith Number

pith:7XF6B4LM

pith:2022:7XF6B4LMJT5BJYRAGB4EW6NFFB

not attested not anchored not stored refs pending

From asymptotic freedom to $\theta$ vacua: Qubit embeddings of the O(3) nonlinear $\sigma$ model

Hersh Singh, Stephan Caspar

arxiv:2203.15766 v1 · 2022-03-29 · hep-lat · cond-mat.str-el · hep-th · 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{7XF6B4LMJT5BJYRAGB4EW6NFFB}

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

1 paper in Pith

Hamiltonian spectra in quantum computers through the generalized eigenvalue method

Receipt and verification

First computed	2026-07-05T04:41:35.885727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdcbe0f16c4cfa14e22030784b79a5287929724a4c7519789bbc4a7265b94143

Aliases

arxiv: 2203.15766 · arxiv_version: 2203.15766v1 · doi: 10.48550/arxiv.2203.15766 · pith_short_12: 7XF6B4LMJT5B · pith_short_16: 7XF6B4LMJT5BJYRA · pith_short_8: 7XF6B4LM

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/7XF6B4LMJT5BJYRAGB4EW6NFFB \
  | 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: fdcbe0f16c4cfa14e22030784b79a5287929724a4c7519789bbc4a7265b94143

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "764bff6405e763c7b72c5c65f29ae16daf7b109a28c52d3b647c8e7db8a53197",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "hep-th",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-lat",
    "submitted_at": "2022-03-29T17:23:47Z",
    "title_canon_sha256": "c8079aff08c9e58a0b62ce1ed0f2facdf60fffe1348679185f14e907c986921a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.15766",
    "kind": "arxiv",
    "version": 1
  }
}