Pith Number

pith:Z5ARYNYW

pith:2018:Z5ARYNYW4QWGNN3DOG4IQIAQ4V

not attested not anchored not stored refs pending

Quantum Phase Transitions and Localization in Semigroup Fredkin Spin Chain

Fumihiko Sugino, Pramod Padmanabhan, Vladimir Korepin

arxiv:1804.00978 v1 · 2018-03-31 · quant-ph · cond-mat.stat-mech · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z5ARYNYW4QWGNN3DOG4IQIAQ4V}

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	2026-05-17T23:55:21.062374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf411c3716e42c66b76371b8882010e56676938e72acc794d08a244a611950b5

Aliases

arxiv: 1804.00978 · arxiv_version: 1804.00978v1 · doi: 10.48550/arxiv.1804.00978 · pith_short_12: Z5ARYNYW4QWG · pith_short_16: Z5ARYNYW4QWGNN3D · pith_short_8: Z5ARYNYW

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/Z5ARYNYW4QWGNN3DOG4IQIAQ4V \
  | 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: cf411c3716e42c66b76371b8882010e56676938e72acc794d08a244a611950b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f40c74eef1d921c1aa1c156cec121fd1dd02c56a75ab5db29e028a0146054a8",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-03-31T02:19:17Z",
    "title_canon_sha256": "a58875550e60093b56f3a6aebc16788a7c3e7ddbeda6349e66982ae44ed1eed2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00978",
    "kind": "arxiv",
    "version": 1
  }
}