Pith Number

pith:IOT53GUF

pith:2026:IOT53GUFSFDKLYMKPG47WKE2OW

not attested not anchored not stored refs pending

Elucidating the Size of Chemical Space with Assembly Theory

Abhishek Sharma, David Obeh Alobo, Juan Carlos Morales Parra, Keith Y Patarroyo, Leroy Cronin

arxiv:2606.11486 v1 · 2026-06-09 · physics.chem-ph · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IOT53GUFSFDKLYMKPG47WKE2OW}

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	2026-06-11T01:09:51.580883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43a7dd9a859146a5e18a79b9fb289a75b9acbfb9cfbc01cbd3609609486561b5

Aliases

arxiv: 2606.11486 · arxiv_version: 2606.11486v1 · doi: 10.48550/arxiv.2606.11486 · pith_short_12: IOT53GUFSFDK · pith_short_16: IOT53GUFSFDKLYMK · pith_short_8: IOT53GUF

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/IOT53GUFSFDKLYMKPG47WKE2OW \
  | 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: 43a7dd9a859146a5e18a79b9fb289a75b9acbfb9cfbc01cbd3609609486561b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbcd65bd31631a1edc21b4046b3722b239721ffced0f22d730f4d76244c8c540",
    "cross_cats_sorted": [
      "q-bio.MN"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2026-06-09T22:19:46Z",
    "title_canon_sha256": "0197f298e1c8a60f7869d5e1c597b6009ca8b0e1c06133ca17ebc5b26e54dfc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.11486",
    "kind": "arxiv",
    "version": 1
  }
}