Pith Number

pith:4UC7T55Y

pith:2011:4UC7T55YREV4GAPQNX3PWV5KDG

not attested not anchored not stored refs pending

Breaking the exponential wall in classical simulations of fidelity

Cesare Mollica, Jiri Vanicek, Tomas Zimmermann

arxiv:1108.0173 v1 · 2011-07-31 · nlin.CD · physics.comp-ph · 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{4UC7T55YREV4GAPQNX3PWV5KDG}

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	2026-05-18T02:01:05.103650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e505f9f7b8892bc301f06df6fb57aa19bf0945025eb22860104790233a94656b

Aliases

arxiv: 1108.0173 · arxiv_version: 1108.0173v1 · doi: 10.48550/arxiv.1108.0173 · pith_short_12: 4UC7T55YREV4 · pith_short_16: 4UC7T55YREV4GAPQ · pith_short_8: 4UC7T55Y

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/4UC7T55YREV4GAPQNX3PWV5KDG \
  | 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: e505f9f7b8892bc301f06df6fb57aa19bf0945025eb22860104790233a94656b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6f5b2c650b1945ef5aad3c1110a99f05ae9e8a4c951b9b918e04097aa0132b5",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2011-07-31T13:03:48Z",
    "title_canon_sha256": "3c816c551f0af2ea83dc519a91f638c807b835d53815f807bd778a5dbc32facc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0173",
    "kind": "arxiv",
    "version": 1
  }
}