Pith Number

pith:IY6HJVXO

pith:2020:IY6HJVXOJCEYFGKQ5AMRBNDSLJ

not attested not anchored not stored refs pending

Efficient mapping for Anderson impurity problems with matrix product states

Giuseppe E. Santoro, Lucas Kohn

arxiv:2012.01424 v1 · 2020-12-02 · cond-mat.str-el · 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{IY6HJVXOJCEYFGKQ5AMRBNDSLJ}

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	2026-07-05T02:57:40.550594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

463c74d6ee4889829950e81910b4725a40f0fde908f6774f7a0dd7253915ffaf

Aliases

arxiv: 2012.01424 · arxiv_version: 2012.01424v1 · doi: 10.48550/arxiv.2012.01424 · pith_short_12: IY6HJVXOJCEY · pith_short_16: IY6HJVXOJCEYFGKQ · pith_short_8: IY6HJVXO

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/IY6HJVXOJCEYFGKQ5AMRBNDSLJ \
  | 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: 463c74d6ee4889829950e81910b4725a40f0fde908f6774f7a0dd7253915ffaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "878ec087db06a8aa167016325ffc4fbfb41ee7b8be82103aa9cb8ec77395c652",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2020-12-02T19:00:00Z",
    "title_canon_sha256": "8e9dbd74b5b21a57d720fe4f10ce1844ba54b85cd6404a1e926e808b79a46391"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.01424",
    "kind": "arxiv",
    "version": 1
  }
}