Pith Number

pith:7D2MDLX5

pith:2022:7D2MDLX5CQGUSULZ577SQL4T5O

not attested not anchored not stored refs pending

A survey of BWT variants for string collections

Davide Cenzato, Zsuzsanna Lipt\'ak

arxiv:2202.13235 v2 · 2022-02-26 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7D2MDLX5CQGUSULZ577SQL4T5O}

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	2026-07-05T11:10:29.816472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8f4c1aefd140d495179efff282f93ebbfe3bfb7a7556ef5ac80749fc73113ab

Aliases

arxiv: 2202.13235 · arxiv_version: 2202.13235v2 · doi: 10.48550/arxiv.2202.13235 · pith_short_12: 7D2MDLX5CQGU · pith_short_16: 7D2MDLX5CQGUSULZ · pith_short_8: 7D2MDLX5

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/7D2MDLX5CQGUSULZ577SQL4T5O \
  | 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: f8f4c1aefd140d495179efff282f93ebbfe3bfb7a7556ef5ac80749fc73113ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "455fdd951e8db698a4d7d443e6151a79e43ea63b996570d0b0bff94f422d0650",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2022-02-26T21:42:04Z",
    "title_canon_sha256": "0f2b2dcc6fdd4cde10643f81bd98e25d6eafb306d113613ade373e80b1525182"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.13235",
    "kind": "arxiv",
    "version": 2
  }
}