Pith Number

pith:53W65ETH

pith:2012:53W65ETHYGLDPTMVWEGSZQQFCP

not attested not anchored not stored refs pending

Computational Complexity in Electronic Structure

Alan Aspuru-Guzik, James D. Whitfield, Peter J. Love

arxiv:1208.3334 v1 · 2012-08-16 · physics.chem-ph · cs.CC · 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{53W65ETHYGLDPTMVWEGSZQQFCP}

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	2026-05-18T00:48:48.035521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeedee9267c19637cd95b10d2cc20513ef3248b69c79edcb501d7a3581fd231e

Aliases

arxiv: 1208.3334 · arxiv_version: 1208.3334v1 · doi: 10.48550/arxiv.1208.3334 · pith_short_12: 53W65ETHYGLD · pith_short_16: 53W65ETHYGLDPTMV · pith_short_8: 53W65ETH

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/53W65ETHYGLDPTMVWEGSZQQFCP \
  | 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: eeedee9267c19637cd95b10d2cc20513ef3248b69c79edcb501d7a3581fd231e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9da3bf07881934f4f039dc3fd2437b64db518fe740b46fed3b8a6fec7a4b8f8c",
    "cross_cats_sorted": [
      "cs.CC",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2012-08-16T10:30:00Z",
    "title_canon_sha256": "a6ba13eaf7b6a30126ffe2f64818c75861f445d5b10ac8ceacbdd2c77599b8db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3334",
    "kind": "arxiv",
    "version": 1
  }
}