Pith Number

pith:SXDSYR7P

pith:2022:SXDSYR7PFLE67OY4XHRPVM5QB4

not attested not anchored not stored refs pending

SELFIES and the future of molecular string representations

Adamo Young, AkshatKumar Nigam, Al\'an Aspuru-Guzik, Alberto Alexander Gayle, Alston Lo, Andrew Wang, Andrew White, Angelo Frei, Berend Smit, Chong Sun, Dominik Lemm, Felix Strieth-Kalthoff, Gary Tom, Guido Falk von Rudorff, Jos\'e Manuel N\'apoles-Duarte, Kevin Maik Jablonka, Kohulan Rajan, Mario Krenn, Marta Skreta, Nathan C. Frey, Nessa Carson, Pascal Friederich, Philippe Schwaller, Qianxiang Ai, Rafael F. Lameiro, Robert Pollice, Rose Yu, Senja Barthel, Seyed Mohamad Moosavi, Th\'eophile Gaudin, Ulrich Schatzschneider

arxiv:2204.00056 v1 · 2022-03-31 · physics.chem-ph · 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{SXDSYR7PFLE67OY4XHRPVM5QB4}

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	2026-07-05T05:12:11.183958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95c72c47ef2ac9efbb1cb9e2fab3b00f3402802095fc7cac75e94d6be74aa1eb

Aliases

arxiv: 2204.00056 · arxiv_version: 2204.00056v1 · doi: 10.48550/arxiv.2204.00056 · pith_short_12: SXDSYR7PFLE6 · pith_short_16: SXDSYR7PFLE67OY4 · pith_short_8: SXDSYR7P

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/SXDSYR7PFLE67OY4XHRPVM5QB4 \
  | 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: 95c72c47ef2ac9efbb1cb9e2fab3b00f3402802095fc7cac75e94d6be74aa1eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "864b35aeb1165e83fe2c3a82431af4e562fd6e244844e72c9814b5bd88eb60d5",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2022-03-31T19:39:20Z",
    "title_canon_sha256": "ecf4437790c987725e02f403157af2624d1299f486483137b3edbac43e7935aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.00056",
    "kind": "arxiv",
    "version": 1
  }
}