Pith Number

pith:Q3IQ3XGL

pith:2021:Q3IQ3XGLFCVE3KRFZYS2RMQTQS

not attested not anchored not stored refs pending

Emerging quantum computing algorithms for quantum chemistry

Julia Rice, Mario Motta

arxiv:2109.02873 v2 · 2021-09-07 · 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{Q3IQ3XGLFCVE3KRFZYS2RMQTQS}

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	2026-07-05T04:06:16.741152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86d10ddccb28aa4daa25ce25a8b21384969bae035ac553699e70f3f4acdb42c9

Aliases

arxiv: 2109.02873 · arxiv_version: 2109.02873v2 · doi: 10.48550/arxiv.2109.02873 · pith_short_12: Q3IQ3XGLFCVE · pith_short_16: Q3IQ3XGLFCVE3KRF · pith_short_8: Q3IQ3XGL

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/Q3IQ3XGLFCVE3KRFZYS2RMQTQS \
  | 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: 86d10ddccb28aa4daa25ce25a8b21384969bae035ac553699e70f3f4acdb42c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "094be91fdbe8a554ce68c04f5e09b0d637170110cbd0e5d4a109dae07d83f1e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-09-07T05:18:25Z",
    "title_canon_sha256": "cfcfb56d16c0ad45a34d2f3dcf946aabfe3127fd87108ffcda358a9dae2e3b0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02873",
    "kind": "arxiv",
    "version": 2
  }
}