Pith Number

pith:XRDPNW3I

pith:2018:XRDPNW3IZWYJHVUYN5IAJCNRZZ

not attested not anchored not stored refs pending

Local Decodability of the Burrows-Wheeler Transform

Omri Weinstein, Sandip Sinha

arxiv:1808.03978 v2 · 2018-08-12 · cs.DS · cs.CC · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XRDPNW3IZWYJHVUYN5IAJCNRZZ}

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	2026-05-17T23:59:01.529713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc46f6db68cdb093d6986f500489b1ce67238ee2d21990306f36f0945a0e0c44

Aliases

arxiv: 1808.03978 · arxiv_version: 1808.03978v2 · doi: 10.48550/arxiv.1808.03978 · pith_short_12: XRDPNW3IZWYJ · pith_short_16: XRDPNW3IZWYJHVUY · pith_short_8: XRDPNW3I

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/XRDPNW3IZWYJHVUYN5IAJCNRZZ \
  | 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: bc46f6db68cdb093d6986f500489b1ce67238ee2d21990306f36f0945a0e0c44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3fdb445404610bb89fdfd9400e3891f09070a539f3f6aa06b523d0a04ea3efc",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-08-12T18:16:59Z",
    "title_canon_sha256": "187d6006a106801ed5f62b84db1e0bfbb02aee64a3cfb0428c689a15985a49ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03978",
    "kind": "arxiv",
    "version": 2
  }
}