Pith Number

pith:ZQSI3KTY

pith:2018:ZQSI3KTYBEOUWYU77UNQX6MLPC

not attested not anchored not stored refs pending

The Skiplist-Based LSM Tree

Aron Szanto

arxiv:1809.03261 v1 · 2018-09-10 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQSI3KTYBEOUWYU77UNQX6MLPC}

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	2026-05-18T00:06:09.449264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc248daa78091d4b629ffd1b0bf98b7885dfce8aa795b78ab884e8e3b82b2cbe

Aliases

arxiv: 1809.03261 · arxiv_version: 1809.03261v1 · doi: 10.48550/arxiv.1809.03261 · pith_short_12: ZQSI3KTYBEOU · pith_short_16: ZQSI3KTYBEOUWYU7 · pith_short_8: ZQSI3KTY

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/ZQSI3KTYBEOUWYU77UNQX6MLPC \
  | 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: cc248daa78091d4b629ffd1b0bf98b7885dfce8aa795b78ab884e8e3b82b2cbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19bd6c7dd900804aab84879730d088f7079b673fea3bd1ff37e9fdd3908918a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-09-10T12:11:29Z",
    "title_canon_sha256": "4c537825d60d59a6ee8368a585da4226b7205af695ea579c71589d654a813cfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03261",
    "kind": "arxiv",
    "version": 1
  }
}