Pith Number

pith:DPXUQN3Z

pith:2016:DPXUQN3ZIUF5ZXFSBDC3EY7ECY

not attested not anchored not stored refs pending

Fermionic Matrix Product Operators and Topological Phases of Matter

Dominic J. Williamson, Frank Verstraete, Jutho Haegeman, Nick Bultinck

arxiv:1609.02897 v2 · 2016-09-09 · 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{DPXUQN3ZIUF5ZXFSBDC3EY7ECY}

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	2026-05-18T00:32:55.584719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bef483779450bdcdcb208c5b263e4163cf75b29f6083c9d6025aff1c0454416

Aliases

arxiv: 1609.02897 · arxiv_version: 1609.02897v2 · doi: 10.48550/arxiv.1609.02897 · pith_short_12: DPXUQN3ZIUF5 · pith_short_16: DPXUQN3ZIUF5ZXFS · pith_short_8: DPXUQN3Z

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/DPXUQN3ZIUF5ZXFSBDC3EY7ECY \
  | 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: 1bef483779450bdcdcb208c5b263e4163cf75b29f6083c9d6025aff1c0454416

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1915222a5bcfb6c5ae2e34679904a7e4a0645a7f7697055d7241894f931047bb",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-09-09T19:23:17Z",
    "title_canon_sha256": "a1d4295ac8f0c6eae2aa3e534cf1a0b8386f601bb0ddc7f56885a17525facc87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02897",
    "kind": "arxiv",
    "version": 2
  }
}