Pith Number

pith:WM2AV5BD

pith:2018:WM2AV5BDEPBFLY5JSJ4H7E3EMK

not attested not anchored not stored refs pending

Which Knowledge Graph Is Best for Me?

Achim Rettinger, Michael F\"arber

arxiv:1809.11099 v1 · 2018-09-28 · cs.AI · 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{WM2AV5BDEPBFLY5JSJ4H7E3EMK}

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	2026-05-18T00:04:33.299834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3340af42323c255e3a992787f9364629c3254ab45b9b0fe64280164bb83c3e9

Aliases

arxiv: 1809.11099 · arxiv_version: 1809.11099v1 · doi: 10.48550/arxiv.1809.11099 · pith_short_12: WM2AV5BDEPBF · pith_short_16: WM2AV5BDEPBFLY5J · pith_short_8: WM2AV5BD

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/WM2AV5BDEPBFLY5JSJ4H7E3EMK \
  | 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: b3340af42323c255e3a992787f9364629c3254ab45b9b0fe64280164bb83c3e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4bf2bedf4e1348ae7872a9855781ede85b32b24a8ac04d61e297e34b51507c2",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-09-28T15:44:21Z",
    "title_canon_sha256": "64c57bad8604aaea0f1c470839d39728936e688ae99c6217c341c5bf29050f3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.11099",
    "kind": "arxiv",
    "version": 1
  }
}