Pith Number

pith:HFWOSJGO

pith:2015:HFWOSJGOQ37J5LJQBTZFOOJIGF

not attested not anchored not stored refs pending

Qudit homological product codes

M\'at\'e Farkas, P\'eter Vrana

arxiv:1505.07787 v3 · 2015-05-28 · quant-ph · 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{HFWOSJGOQ37J5LJQBTZFOOJIGF}

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	2026-05-17T23:43:57.045399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

396ce924ce86fe9ead300cf2573928317aa94ea7892bbb626d894f6366b8ca04

Aliases

arxiv: 1505.07787 · arxiv_version: 1505.07787v3 · doi: 10.48550/arxiv.1505.07787 · pith_short_12: HFWOSJGOQ37J · pith_short_16: HFWOSJGOQ37J5LJQ · pith_short_8: HFWOSJGO

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/HFWOSJGOQ37J5LJQBTZFOOJIGF \
  | 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: 396ce924ce86fe9ead300cf2573928317aa94ea7892bbb626d894f6366b8ca04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a86aa96d21df372734557ccc62863d9e1187ef7bfa90293c8d56b54f2a7d7725",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-05-28T18:23:39Z",
    "title_canon_sha256": "5aba27531bad6339f817de0d4d809ef216be6dec2ef9f941f53d604dd77822af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07787",
    "kind": "arxiv",
    "version": 3
  }
}