Pith Number

pith:S47FUPI3

pith:2021:S47FUPI3XKMDLQZZTCBTK6E3GX

not attested not anchored not stored refs pending

Gaussian Amplitude Amplification for Quantum Pathfinding

Daniel Koch, Laura Wessing, Massimiliano Cutugno, Paul M. Alsing, Saahil Patel, Samuel Karlson

arxiv:2112.08167 v3 · 2021-12-15 · 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{S47FUPI3XKMDLQZZTCBTK6E3GX}

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	2026-07-05T04:43:37.813061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

973e5a3d1bba9835c339988335789b35c05a4fbd8964964026b2411f1334907d

Aliases

arxiv: 2112.08167 · arxiv_version: 2112.08167v3 · doi: 10.48550/arxiv.2112.08167 · pith_short_12: S47FUPI3XKMD · pith_short_16: S47FUPI3XKMDLQZZ · pith_short_8: S47FUPI3

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/S47FUPI3XKMDLQZZTCBTK6E3GX \
  | 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: 973e5a3d1bba9835c339988335789b35c05a4fbd8964964026b2411f1334907d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f82c1b4b75aad9ba466ff6b76d5956f8343378f3bee0c51780aedfb070c2bf8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-15T14:41:14Z",
    "title_canon_sha256": "a132ce5d0b48b5ad910d312431e2d79f0f8e49d796a9d03febaf262aed964a02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.08167",
    "kind": "arxiv",
    "version": 3
  }
}