Pith Number

pith:U3OSWYIA

pith:2017:U3OSWYIAX64GTUZ6BEBEMV5PUY

not attested not anchored not stored refs pending

Optimal-Time Text Indexing in BWT-runs Bounded Space

Gonzalo Navarro, Nicola Prezza, Travis Gagie

arxiv:1705.10382 v4 · 2017-05-29 · 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{U3OSWYIAX64GTUZ6BEBEMV5PUY}

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	2026-05-18T00:40:28.320279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6dd2b6100bfb869d33e09024657afa632fb529011163fd5fe83ed022911c1af

Aliases

arxiv: 1705.10382 · arxiv_version: 1705.10382v4 · doi: 10.48550/arxiv.1705.10382 · pith_short_12: U3OSWYIAX64G · pith_short_16: U3OSWYIAX64GTUZ6 · pith_short_8: U3OSWYIA

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/U3OSWYIAX64GTUZ6BEBEMV5PUY \
  | 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: a6dd2b6100bfb869d33e09024657afa632fb529011163fd5fe83ed022911c1af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5f134394fc271313d42e18fe2b4e334c4f6da72707eb8503cc65e18bc939c17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-05-29T20:24:07Z",
    "title_canon_sha256": "1bd51b79d383ae0f71a8a81564287e0c99593c5873983e8103511fcbaa5a4d93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10382",
    "kind": "arxiv",
    "version": 4
  }
}