Pith Number

pith:UYD3APIJ

pith:2012:UYD3APIJVMG2HMK7X5HEIHLSW3

not attested not anchored not stored refs pending

Density matrix embedding: A strong-coupling quantum embedding theory

Garnet Kin-Lic Chan, Gerald Knizia

arxiv:1212.2679 v1 · 2012-12-12 · cond-mat.str-el · physics.chem-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{UYD3APIJVMG2HMK7X5HEIHLSW3}

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	2026-05-18T03:07:12.348602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a607b03d09ab0da3b15fbf4e441d72b6f6d0b160404d66191657a15061b5ddb9

Aliases

arxiv: 1212.2679 · arxiv_version: 1212.2679v1 · doi: 10.48550/arxiv.1212.2679 · pith_short_12: UYD3APIJVMG2 · pith_short_16: UYD3APIJVMG2HMK7 · pith_short_8: UYD3APIJ

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/UYD3APIJVMG2HMK7X5HEIHLSW3 \
  | 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: a607b03d09ab0da3b15fbf4e441d72b6f6d0b160404d66191657a15061b5ddb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "952b04f1c4a1663697b404ad2c7f41a808fe98a5052b7172f2fcee986c1a1068",
    "cross_cats_sorted": [
      "physics.chem-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-12-12T00:11:36Z",
    "title_canon_sha256": "8b6028d870660d9ce16100bb4fd7ec4a27a8e5bbb1362e0b3cab79d6ef7eff9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2679",
    "kind": "arxiv",
    "version": 1
  }
}