Pith Number

pith:ODY6PHRV

pith:2020:ODY6PHRVM2V5ACWRN2O22OZZP4

not attested not anchored not stored refs pending

Supervised Ontology and Instance Matching with MELT

Heiko Paulheim, Jan Portisch, Sven Hertling

arxiv:2009.11102 v1 · 2020-09-20 · cs.AI · cs.DB · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ODY6PHRVM2V5ACWRN2O22OZZP4}

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	2026-07-05T01:37:36.393007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70f1e79e3566abd00ad16e9dad3b397f1183b00a51d0622a4331d8478a360ed9

Aliases

arxiv: 2009.11102 · arxiv_version: 2009.11102v1 · doi: 10.48550/arxiv.2009.11102 · pith_short_12: ODY6PHRVM2V5 · pith_short_16: ODY6PHRVM2V5ACWR · pith_short_8: ODY6PHRV

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/ODY6PHRVM2V5ACWRN2O22OZZP4 \
  | 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: 70f1e79e3566abd00ad16e9dad3b397f1183b00a51d0622a4331d8478a360ed9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a96584d798dc7c5f532d57d4f56dae0229a3d4049311e8a30b554969fae0315",
    "cross_cats_sorted": [
      "cs.DB",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-09-20T14:42:33Z",
    "title_canon_sha256": "e0fe43a3ca04cde75408dcefa2994fa90282166e7a274ecb852688e169e120f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.11102",
    "kind": "arxiv",
    "version": 1
  }
}