Pith Number

pith:R4H7E4OQ

pith:2022:R4H7E4OQYRDZONR433YJEWCCEV

not attested not anchored not stored refs pending

Space-time optimized table lookup

Martin Roetteler, Mathias Soeken, Thomas H\"aner, Vadym Kliuchnikov

arxiv:2211.01133 v1 · 2022-11-02 · quant-ph · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4H7E4OQYRDZONR433YJEWCCEV}

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	2026-07-05T07:15:49.348978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0ff271d0c44797363cdef0925842254eb3bfa9683dcfdc56cc64e4943aff52

Aliases

arxiv: 2211.01133 · arxiv_version: 2211.01133v1 · doi: 10.48550/arxiv.2211.01133 · pith_short_12: R4H7E4OQYRDZ · pith_short_16: R4H7E4OQYRDZONR4 · pith_short_8: R4H7E4OQ

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/R4H7E4OQYRDZONR433YJEWCCEV \
  | 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: 8f0ff271d0c44797363cdef0925842254eb3bfa9683dcfdc56cc64e4943aff52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f75a90becc4c934b28a45941c99cabfacca6a9418b5b44d4ecb3d17511800c9",
    "cross_cats_sorted": [
      "cs.ET"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-11-02T14:10:40Z",
    "title_canon_sha256": "f7a393b21bdb31f2a6aa534ced3e45b588564e5f33325b71222e153d0f0e2751"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.01133",
    "kind": "arxiv",
    "version": 1
  }
}