Pith Number

pith:H5TVGW6E

pith:2026:H5TVGW6EOC6XQW4HSQPAIYQXZP

not attested not anchored not stored refs pending

Synthesizable Molecular Generation via Soft-constrained GFlowNets with Rich Chemical Priors

Alex Hernandez-Garcia, Celine Roget, Dionessa Biton, Hyeonah Kim, Louis Vaillancourt, Minsu Kim, Yoshua Bengio, Yves V. Brun

arxiv:2602.04119 v2 · 2026-02-04 · 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{H5TVGW6EOC6XQW4HSQPAIYQXZP}

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	2026-06-10T01:08:33.228392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f67535bc470bd785b87941e046217cbfd99d0410f501f76d9ea9dacaa772c41

Aliases

arxiv: 2602.04119 · arxiv_version: 2602.04119v2 · doi: 10.48550/arxiv.2602.04119 · pith_short_12: H5TVGW6EOC6X · pith_short_16: H5TVGW6EOC6XQW4H · pith_short_8: H5TVGW6E

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/H5TVGW6EOC6XQW4HSQPAIYQXZP \
  | 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: 3f67535bc470bd785b87941e046217cbfd99d0410f501f76d9ea9dacaa772c41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81e8da8e81e79005f96e284e9773678bc95f87a443139074eaf68f226661064d",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-02-04T01:27:42Z",
    "title_canon_sha256": "fa15d1adba742b40567bd2ab3293173be350501842527fb740e392bbe6c9e55b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.04119",
    "kind": "arxiv",
    "version": 2
  }
}