Pith Number

pith:A3MKBPON

pith:2020:A3MKBPON5VEMNTED4KWIHSNA2T

not attested not anchored not stored refs pending

A reset-if-leaked procedure for encoded spin qubits

David P. DiVincenzo, Veit Langrock

arxiv:2012.09517 v2 · 2020-12-17 · 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{A3MKBPON5VEMNTED4KWIHSNA2T}

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	2026-07-05T02:01:19.677801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06d8a0bdcded48c6cc83e2ac83c9a0d4ee144aa8c01c6482b12346327303b30f

Aliases

arxiv: 2012.09517 · arxiv_version: 2012.09517v2 · doi: 10.48550/arxiv.2012.09517 · pith_short_12: A3MKBPON5VEM · pith_short_16: A3MKBPON5VEMNTED · pith_short_8: A3MKBPON

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/A3MKBPON5VEMNTED4KWIHSNA2T \
  | 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: 06d8a0bdcded48c6cc83e2ac83c9a0d4ee144aa8c01c6482b12346327303b30f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee4e816f333da7aff1c92eb1fc4fd3a643b374ac0a6773b6671cc6b2734a5a59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-12-17T11:30:48Z",
    "title_canon_sha256": "b46526ad1d6ddb83e731acc94b1ccc5c4220482dd792e4bbdab0ff661e013db6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.09517",
    "kind": "arxiv",
    "version": 2
  }
}