Pith Number

pith:EBSF7VBF

pith:2019:EBSF7VBF5WPMVDG6AVUQHDXEV3

not attested not anchored not stored refs pending

Closing gaps of a quantum advantage with short-time Hamiltonian dynamics

Adam Bouland, Bill Fefferman, Dominik Hangleiter, Jens Eisert, Jonas Haferkamp, Juani Bermejo-Vega

arxiv:1908.08069 v2 · 2019-08-21 · 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{EBSF7VBF5WPMVDG6AVUQHDXEV3}

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	2026-07-05T02:02:30.519277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20645fd425ed9eca8cde0569038ee4aec032bc7a448e4303715a2402b773854a

Aliases

arxiv: 1908.08069 · arxiv_version: 1908.08069v2 · doi: 10.48550/arxiv.1908.08069 · pith_short_12: EBSF7VBF5WPM · pith_short_16: EBSF7VBF5WPMVDG6 · pith_short_8: EBSF7VBF

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/EBSF7VBF5WPMVDG6AVUQHDXEV3 \
  | 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: 20645fd425ed9eca8cde0569038ee4aec032bc7a448e4303715a2402b773854a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da4c10d2aa5268498098dfb9b8ffee9e4b127265c0fc58f0ee104da737f6bc84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-21T18:04:45Z",
    "title_canon_sha256": "920935fba3c7453485150002ed26e1adb38288e7e500403a3fcec3b7695ce501"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08069",
    "kind": "arxiv",
    "version": 2
  }
}