Pith Number

pith:FI55JZF2

pith:2012:FI55JZF2NSUXHSRGJX7MYVWJCY

not attested not anchored not stored refs pending

An order parameter for symmetry-protected phases in one dimension

David Perez-Garcia, Ignacio Cirac, Jutho Haegeman, Norbert Schuch

arxiv:1201.4174 v2 · 2012-01-19 · cond-mat.str-el · 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{FI55JZF2NSUXHSRGJX7MYVWJCY}

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	2026-05-18T03:48:45.002750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a3bd4e4ba6ca973ca264dfecc56c9160e98c44de11a6ec53bead6aae8ee0fa1

Aliases

arxiv: 1201.4174 · arxiv_version: 1201.4174v2 · doi: 10.48550/arxiv.1201.4174 · pith_short_12: FI55JZF2NSUX · pith_short_16: FI55JZF2NSUXHSRG · pith_short_8: FI55JZF2

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/FI55JZF2NSUXHSRGJX7MYVWJCY \
  | 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: 2a3bd4e4ba6ca973ca264dfecc56c9160e98c44de11a6ec53bead6aae8ee0fa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7744a2a2ae500d801441a14ada6c1bd8ee4f3f00d99caae01f3acb0acad32c30",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-01-19T21:00:14Z",
    "title_canon_sha256": "68b7b5872c25f8aae0dda7f9bfa4694de241f68c3a423abaa2f7145c2a210fa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4174",
    "kind": "arxiv",
    "version": 2
  }
}