Pith Number

pith:KUILCPQW

pith:2020:KUILCPQWFKW4SBFOK3TYNMYWZM

not attested not anchored not stored refs pending

The Emergent Fine Structure Constant of Quantum Spin Ice Is Large

Chris R. Laumann, Roderich Moessner, Salvatore D. Pace, Siddhardh C. Morampudi

arxiv:2009.04499 v2 · 2020-09-09 · cond-mat.str-el · hep-lat · 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{KUILCPQWFKW4SBFOK3TYNMYWZM}

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	2026-07-05T03:14:04.348566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5510b13e162aadc904ae56e786b316cb181c515c2e1f2e92bf7775f66beceeff

Aliases

arxiv: 2009.04499 · arxiv_version: 2009.04499v2 · doi: 10.48550/arxiv.2009.04499 · pith_short_12: KUILCPQWFKW4 · pith_short_16: KUILCPQWFKW4SBFO · pith_short_8: KUILCPQW

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/KUILCPQWFKW4SBFOK3TYNMYWZM \
  | 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: 5510b13e162aadc904ae56e786b316cb181c515c2e1f2e92bf7775f66beceeff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "400e8dd3459c54613e21de94a9104140e05d3c36b01b0732e2eab640809507c2",
    "cross_cats_sorted": [
      "hep-lat",
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2020-09-09T18:14:36Z",
    "title_canon_sha256": "f56e345c17424723fc4b20b3a4569c46017bb4f4cae7c7a200f9d975449879e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.04499",
    "kind": "arxiv",
    "version": 2
  }
}