Pith Number

pith:BCJ42UOS

pith:2017:BCJ42UOSWS2O6OI6WDNDOAN4CB

not attested not anchored not stored refs pending

Irreducible forms of Matrix Product States: Theory and Applications

David Perez-Garcia, Gemma De las Cuevas, J. Ignacio Cirac, Norbert Schuch

arxiv:1708.00029 v1 · 2017-07-31 · 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{BCJ42UOSWS2O6OI6WDNDOAN4CB}

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	2026-05-18T00:18:31.662444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0893cd51d2b4b4ef391eb0da3701bc1059ae21e0086567f0304af5853c6efbfb

Aliases

arxiv: 1708.00029 · arxiv_version: 1708.00029v1 · doi: 10.48550/arxiv.1708.00029 · pith_short_12: BCJ42UOSWS2O · pith_short_16: BCJ42UOSWS2O6OI6 · pith_short_8: BCJ42UOS

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/BCJ42UOSWS2O6OI6WDNDOAN4CB \
  | 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: 0893cd51d2b4b4ef391eb0da3701bc1059ae21e0086567f0304af5853c6efbfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bf516535732e901969838f49651b7c48ca8446805331416295bd8fb1dcf95f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-07-31T18:16:21Z",
    "title_canon_sha256": "1b50bcf120cd8dec476794fc2dc2fd9107ad580be297a019cc4a92db02dfd8c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00029",
    "kind": "arxiv",
    "version": 1
  }
}