Pith Number

pith:MA7MJMJQ

pith:2021:MA7MJMJQTB5CVY6J7WKOO7BOHP

not attested not anchored not stored refs pending

Matrix product states with large sites

Garnet Kin-Lic Chan, Henrik R. Larsson, Huanchen Zhai, Klaas Gunst

arxiv:2109.11036 v2 · 2021-09-22 · physics.chem-ph · cond-mat.str-el · 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{MA7MJMJQTB5CVY6J7WKOO7BOHP}

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	2026-07-05T05:02:09.437417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

603ec4b130987a2ae3c9fd94e77c2e3bfaae40a1b5840013188fa5a665b6f568

Aliases

arxiv: 2109.11036 · arxiv_version: 2109.11036v2 · doi: 10.48550/arxiv.2109.11036 · pith_short_12: MA7MJMJQTB5C · pith_short_16: MA7MJMJQTB5CVY6J · pith_short_8: MA7MJMJQ

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/MA7MJMJQTB5CVY6J7WKOO7BOHP \
  | 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: 603ec4b130987a2ae3c9fd94e77c2e3bfaae40a1b5840013188fa5a665b6f568

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31207ba0711a918a00630b445db9193a9492bc846a81f2370fc43094dfdbe5c8",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "physics.comp-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2021-09-22T20:50:25Z",
    "title_canon_sha256": "414b482eb722b00fcc58020d684ce0c3c56c0570cdcf0c33a460f86df9ce2e6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.11036",
    "kind": "arxiv",
    "version": 2
  }
}