Pith Number

pith:QYQ2XMK7

pith:2020:QYQ2XMK7WDZLG3W2K3YLPUF254

not attested not anchored not stored refs pending

Energy-based View of Retrosynthesis

Bo Dai, Hanjun Dai, Li Li, Ruoxi Sun, Steven Kearnes

arxiv:2007.13437 v2 · 2020-07-14 · physics.chem-ph · cs.LG · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QYQ2XMK7WDZLG3W2K3YLPUF254}

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.

Cited by

1 paper in Pith

RETROSPECT: RETROsynthesis via Sequential Prediction, and Chemically Transformed-ranking

Receipt and verification

First computed	2026-07-05T03:39:11.461581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8621abb15fb0f2b36eda56f0b7d0baef2c6f3dd556f0eb9e0134f3734bbeb609

Aliases

arxiv: 2007.13437 · arxiv_version: 2007.13437v2 · doi: 10.48550/arxiv.2007.13437 · pith_short_12: QYQ2XMK7WDZL · pith_short_16: QYQ2XMK7WDZLG3W2 · pith_short_8: QYQ2XMK7

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/QYQ2XMK7WDZLG3W2K3YLPUF254 \
  | 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: 8621abb15fb0f2b36eda56f0b7d0baef2c6f3dd556f0eb9e0134f3734bbeb609

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fa3c3932061a5e9a8b13bf71971843072cfa22c340e1f6c35f8714ceb85e0a4",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2020-07-14T18:51:06Z",
    "title_canon_sha256": "4f28f501aa0e5c7cc8c52cffac89a391de7e1f2664750a38dfc37db04be221dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.13437",
    "kind": "arxiv",
    "version": 2
  }
}