Pith Number

pith:PWEOII4W

pith:2018:PWEOII4WBU5TM4JIVL2OWXNJKU

not attested not anchored not stored refs pending

Numerical study of hypergraph product codes

Anirudh Krishna, Antoine Grospellier

arxiv:1810.03681 v2 · 2018-10-08 · 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{PWEOII4WBU5TM4JIVL2OWXNJKU}

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	2026-05-17T23:47:12.426762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d88e423960d3b367128aaf4eb5da95523dc7674b43d1dc9f4299dea8c212cd9

Aliases

arxiv: 1810.03681 · arxiv_version: 1810.03681v2 · doi: 10.48550/arxiv.1810.03681 · pith_short_12: PWEOII4WBU5T · pith_short_16: PWEOII4WBU5TM4JI · pith_short_8: PWEOII4W

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/PWEOII4WBU5TM4JIVL2OWXNJKU \
  | 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: 7d88e423960d3b367128aaf4eb5da95523dc7674b43d1dc9f4299dea8c212cd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1544723ec145641daf59f601ea19bf3f725c4de850d250f2e9729af5f26ab50",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-08T20:01:14Z",
    "title_canon_sha256": "c64c8748514e9ec5a38c4ade60dc56843efd0f74a86703fa4d9f2eec0007c449"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03681",
    "kind": "arxiv",
    "version": 2
  }
}