Pith Number

pith:VRUIBGIK

pith:2019:VRUIBGIKF3HTPDUUREAUIYFOPR

not attested not anchored not stored refs pending

Harnessing symmetry-protected topological order for quantum memories

Jens Eisert, Marcel Goihl, Nathan Walk, Nicolas Tarantino

arxiv:1908.10869 v2 · 2019-08-28 · quant-ph · cond-mat.dis-nn · 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{VRUIBGIKF3HTPDUUREAUIYFOPR}

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	2026-07-05T00:39:57.165474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac6880990a2ecf378e9489014460ae7c584233ae59b2c63a8957c9a5455022a5

Aliases

arxiv: 1908.10869 · arxiv_version: 1908.10869v2 · doi: 10.48550/arxiv.1908.10869 · pith_short_12: VRUIBGIKF3HT · pith_short_16: VRUIBGIKF3HTPDUU · pith_short_8: VRUIBGIK

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/VRUIBGIKF3HTPDUUREAUIYFOPR \
  | 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: ac6880990a2ecf378e9489014460ae7c584233ae59b2c63a8957c9a5455022a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0b0ebffdabf438fcb4543cabae9ac246430ded148e192801e5a4ab540269c47",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-28T18:00:02Z",
    "title_canon_sha256": "5ffb829f0e5bb5893d20e960f25fb15554f103fba8a7c1624f4dfbe043ef94ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10869",
    "kind": "arxiv",
    "version": 2
  }
}