Pith Number

pith:GL6L7II7

pith:2022:GL6L7II7VZX52CVPZBEITLLZ36

not attested not anchored not stored refs pending

The chromium dimer: closing a chapter of quantum chemistry

C. J. Umrigar, Garnet Kin-Lic Chan, Henrik R. Larsson, Huanchen Zhai

arxiv:2206.10738 v2 · 2022-06-21 · physics.chem-ph · cond-mat.str-el · physics.atm-clus · physics.comp-ph · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GL6L7II7VZX52CVPZBEITLLZ36}

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	2026-07-05T04:55:52.936484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32fcbfa11fae6fdd0aafc84889ad79dfb7fb42553ee5852eef4513c933136721

Aliases

arxiv: 2206.10738 · arxiv_version: 2206.10738v2 · doi: 10.48550/arxiv.2206.10738 · pith_short_12: GL6L7II7VZX5 · pith_short_16: GL6L7II7VZX52CVP · pith_short_8: GL6L7II7

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/GL6L7II7VZX52CVPZBEITLLZ36 \
  | 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: 32fcbfa11fae6fdd0aafc84889ad79dfb7fb42553ee5852eef4513c933136721

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e29c71b5d9f6f453b67a5ef084e04b5e94264f20be8b579050a0b507d437f00",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "physics.atm-clus",
      "physics.comp-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2022-06-21T21:28:47Z",
    "title_canon_sha256": "0ca621c0e0fcaa9ea2612906ec1152e0d5fd24e21312fca55a2a38a17808e37d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.10738",
    "kind": "arxiv",
    "version": 2
  }
}