Pith Number

pith:SCF66CZU

pith:2020:SCF66CZUOCMEXNZ6AHC7N4AC6B

not attested not anchored not stored refs pending

Multi-qubit quantum computing using discrete-time quantum walks on closed graphs

Aman Agarwal, C. M. Chandrashekar, Prateek Chawla, Sarvesh Srinivasan, Shivani Singh

arxiv:2004.05956 v2 · 2020-04-13 · 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{SCF66CZUOCMEXNZ6AHC7N4AC6B}

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	2026-07-05T06:42:00.944370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

908bef0b3470984bb73e01c5f6f002f06b1426cab68b895c1909ff536e8b35f6

Aliases

arxiv: 2004.05956 · arxiv_version: 2004.05956v2 · doi: 10.48550/arxiv.2004.05956 · pith_short_12: SCF66CZUOCME · pith_short_16: SCF66CZUOCMEXNZ6 · pith_short_8: SCF66CZU

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/SCF66CZUOCMEXNZ6AHC7N4AC6B \
  | 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: 908bef0b3470984bb73e01c5f6f002f06b1426cab68b895c1909ff536e8b35f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5788eed1398d7651ec4a3fe2431642c40381076ac322fcf2d6ac548fcd3e518a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-04-13T14:12:05Z",
    "title_canon_sha256": "bca5038b1dac5d1fc0b89785d026d092a66c603eeabf10c29fcd628c1aa64027"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.05956",
    "kind": "arxiv",
    "version": 2
  }
}