Pith Number

pith:NVDV634I

pith:2019:NVDV634IBQA4IS3I4CHDQTOMIA

not attested not anchored not stored refs pending

Locally-acting mirror Hamiltonians

Almut Beige, Daniel Hodgson, Jake Southall, Robert Purdy

arxiv:1908.07597 v6 · 2019-08-20 · 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{NVDV634IBQA4IS3I4CHDQTOMIA}

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	2026-07-05T03:16:28.737577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d475f6f880c01c44b68e08e384dcc40054ee7d330f8e8c5c4dceadd31e989c7

Aliases

arxiv: 1908.07597 · arxiv_version: 1908.07597v6 · doi: 10.48550/arxiv.1908.07597 · pith_short_12: NVDV634IBQA4 · pith_short_16: NVDV634IBQA4IS3I · pith_short_8: NVDV634I

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/NVDV634IBQA4IS3I4CHDQTOMIA \
  | 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: 6d475f6f880c01c44b68e08e384dcc40054ee7d330f8e8c5c4dceadd31e989c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bb8aaf58029d149965484786be1a4ba3500acde4933406b2060d64c42869d95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-20T20:27:57Z",
    "title_canon_sha256": "27ba3cb4f4ccf085380d3a242802676af1aa8d3a069bdb3cc6028272405db6cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07597",
    "kind": "arxiv",
    "version": 6
  }
}