Pith Number

pith:EWIFNZ7I

pith:2012:EWIFNZ7I2P52JJX4GCDVTSNJW6

not attested not anchored not stored refs pending

Symmetry-protected phases for measurement-based quantum computation

Andrew C. Doherty, Dominic V. Else, Ilai Schwarz, Stephen D. Bartlett

arxiv:1201.4877 v3 · 2012-01-23 · 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{EWIFNZ7I2P52JJX4GCDVTSNJW6}

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	2026-05-18T03:53:17.335532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

259056e7e8d3fba4a6fc308759c9a9b7ab6041e4aa2063e635909895b3e5dcd4

Aliases

arxiv: 1201.4877 · arxiv_version: 1201.4877v3 · doi: 10.48550/arxiv.1201.4877 · pith_short_12: EWIFNZ7I2P52 · pith_short_16: EWIFNZ7I2P52JJX4 · pith_short_8: EWIFNZ7I

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/EWIFNZ7I2P52JJX4GCDVTSNJW6 \
  | 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: 259056e7e8d3fba4a6fc308759c9a9b7ab6041e4aa2063e635909895b3e5dcd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c719da28b99acab645a5b4f2f96f55ddb15a3b7e975327b4feac71413978b074",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-23T21:29:51Z",
    "title_canon_sha256": "34fc14c941bacb8d96c96d455aad5ce4cf1e34f5d91bbbdaff6e18cb13eb2354"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4877",
    "kind": "arxiv",
    "version": 3
  }
}