Pith Number

pith:BA22FYIN

pith:2011:BA22FYINBQR66AGGQMGCFTKWKG

not attested not anchored not stored refs pending

Quantum algorithm for obtaining the energy spectrum of a physical system

Franco Nori, Hefeng Wang, S. Ashhab

arxiv:1108.5902 v2 · 2011-08-30 · 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{BA22FYINBQR66AGGQMGCFTKWKG}

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	2026-05-18T03:53:05.051456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0835a2e10d0c23ef00c6830c22cd56518a044037d4f322a6bdbb8bdbecc3fc2f

Aliases

arxiv: 1108.5902 · arxiv_version: 1108.5902v2 · doi: 10.48550/arxiv.1108.5902 · pith_short_12: BA22FYINBQR6 · pith_short_16: BA22FYINBQR66AGG · pith_short_8: BA22FYIN

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/BA22FYINBQR66AGGQMGCFTKWKG \
  | 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: 0835a2e10d0c23ef00c6830c22cd56518a044037d4f322a6bdbb8bdbecc3fc2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea3b2e0e6c42d04cc89981017bf46e18810d9087ac92d22e2c4dc1b30f0c787b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-08-30T10:13:16Z",
    "title_canon_sha256": "1991399d7d009efa12ab66ec46177e4a2e4cedd4b6c0c5143474ed0b373df3fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5902",
    "kind": "arxiv",
    "version": 2
  }
}