Pith Number

pith:2VHD5CDL

pith:2007:2VHD5CDLMKR5XGOQQ7RYACFB6S

not attested not anchored not stored refs pending

Matrix product states and exactly solvable spin 1/2 Heisenberg chains with nearest neighbor interactions

A. Sadrolashrafi, M. Asoudeh, V. Karimipour

arxiv:quant-ph/0701160 v5 · 2007-01-22 · quant-ph · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2VHD5CDLMKR5XGOQQ7RYACFB6S}

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	2026-05-18T03:24:19.164740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d54e3e886b62a3db99d087e38008a1f4937bcd54ce2e39b14b1ea2bfaf5812ac

Aliases

arxiv: quant-ph/0701160 · arxiv_version: quant-ph/0701160v5 · doi: 10.48550/arxiv.quant-ph/0701160 · pith_short_12: 2VHD5CDLMKR5 · pith_short_16: 2VHD5CDLMKR5XGOQ · pith_short_8: 2VHD5CDL

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/2VHD5CDLMKR5XGOQQ7RYACFB6S \
  | 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: d54e3e886b62a3db99d087e38008a1f4937bcd54ce2e39b14b1ea2bfaf5812ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da622c94b775f70d0fe0264834f91cc3448c433da1e86045c2b1fee9d80474e6",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2007-01-22T13:55:48Z",
    "title_canon_sha256": "1a5ad2e85bac82ea5403114c60214b551f3bdc5641673bfd14e5db3ef129e821"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0701160",
    "kind": "arxiv",
    "version": 5
  }
}