Pith Number

pith:OYN34LS4

pith:1995:OYN34LS4NHIIWBR2DJQ7ZZHUTB

not attested not anchored not stored refs pending

Analytic Formulations of the Density Matrix Renormalization Group

German Sierra, Miguel A. Martin-Delgado

arxiv:cond-mat/9511083 v1 · 1995-11-16 · cond-mat · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OYN34LS4NHIIWBR2DJQ7ZZHUTB}

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	2026-05-18T01:39:34.761264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

761bbe2e5c69d08b063a1a61fce4f49871bda03814b40a99d4bf788cb769c84f

Aliases

arxiv: cond-mat/9511083 · arxiv_version: cond-mat/9511083v1 · doi: 10.48550/arxiv.cond-mat/9511083 · pith_short_12: OYN34LS4NHII · pith_short_16: OYN34LS4NHIIWBR2 · pith_short_8: OYN34LS4

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/OYN34LS4NHIIWBR2DJQ7ZZHUTB \
  | 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: 761bbe2e5c69d08b063a1a61fce4f49871bda03814b40a99d4bf788cb769c84f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdc830ee6fac42fad9993ae412014cca3e907a71d95ed019982475975edc0812",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1995-11-16T19:10:52Z",
    "title_canon_sha256": "dc0c5942eb5464170613167bd5e3a5444872ceaec56a81f6127af447e5cbac93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9511083",
    "kind": "arxiv",
    "version": 1
  }
}