Pith Number

pith:LLF4OW7T

pith:2019:LLF4OW7TFUPEO64MSGIXP2DFV6

not attested not anchored not stored refs pending

Re-Pair In Small Space

Dominik K\"oppl, Isamu Furuya, Keisuke Goto, Kensuke Sakai, Tomohiro I, Yoshimasa Takabatake

arxiv:1908.04933 v3 · 2019-08-14 · 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{LLF4OW7TFUPEO64MSGIXP2DFV6}

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	2026-07-05T00:19:37.503648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5acbc75bf32d1e477b8c919177e865af8976524423c85a26e1e20b7dcaf8baef

Aliases

arxiv: 1908.04933 · arxiv_version: 1908.04933v3 · doi: 10.48550/arxiv.1908.04933 · pith_short_12: LLF4OW7TFUPE · pith_short_16: LLF4OW7TFUPEO64M · pith_short_8: LLF4OW7T

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/LLF4OW7TFUPEO64MSGIXP2DFV6 \
  | 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: 5acbc75bf32d1e477b8c919177e865af8976524423c85a26e1e20b7dcaf8baef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ee81ba9da26bde0882c6537ba3e1b9fe92894e61ed92f01587519492ce3a7c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-08-14T02:42:36Z",
    "title_canon_sha256": "e4c6d37e84d0633b37e91d6939ef4b251678cd074bce316ee3a88ccc5f38b2ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04933",
    "kind": "arxiv",
    "version": 3
  }
}