Pith Number

pith:VQTHAPSH

pith:2019:VQTHAPSHLVJM4EWTDDQP2CAZOK

not attested not anchored not stored refs pending

User Friendly Automatic Construction of Background Knowledge: Mode Construction from ER Diagrams

Alexander L. Hayes, Mayukh Das, Phillip Odom, Sriraam Natarajan

arxiv:1912.07650 v1 · 2019-12-16 · cs.AI · cs.DB · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VQTHAPSHLVJM4EWTDDQP2CAZOK}

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	2026-07-05T00:26:24.759987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac26703e475d52ce12d318e0fd081972a1515b7e77729fd63fbbd239ff1c1f47

Aliases

arxiv: 1912.07650 · arxiv_version: 1912.07650v1 · doi: 10.48550/arxiv.1912.07650 · pith_short_12: VQTHAPSHLVJM · pith_short_16: VQTHAPSHLVJM4EWT · pith_short_8: VQTHAPSH

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/VQTHAPSHLVJM4EWTDDQP2CAZOK \
  | 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: ac26703e475d52ce12d318e0fd081972a1515b7e77729fd63fbbd239ff1c1f47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "477da13427b0e23e2fd4b3ce0dad80c42439bf6f2890ea5ef856a28a297ed796",
    "cross_cats_sorted": [
      "cs.DB",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-12-16T19:30:57Z",
    "title_canon_sha256": "d8044e9d98c59020c9fdc4909fce2b7c0e0d5b267b09bec25dce0433ec809f0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07650",
    "kind": "arxiv",
    "version": 1
  }
}