Pith Number

pith:C2EKU2AE

pith:2014:C2EKU2AEEQQVMJAJB4MXVGSMML

not attested not anchored not stored refs pending

A search for quantum coin-flipping protocols using optimization techniques

Ashwin Nayak, Jamie Sikora, Levent Tun\c{c}el

arxiv:1403.0505 v1 · 2014-03-03 · math.OC · cs.CR · 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{C2EKU2AEEQQVMJAJB4MXVGSMML}

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	2026-05-18T00:20:32.722700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1688aa680424215624090f197a9a4c62c4a676c2bd09a74ad9029b5e30a8a219

Aliases

arxiv: 1403.0505 · arxiv_version: 1403.0505v1 · doi: 10.48550/arxiv.1403.0505 · pith_short_12: C2EKU2AEEQQV · pith_short_16: C2EKU2AEEQQVMJAJ · pith_short_8: C2EKU2AE

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/C2EKU2AEEQQVMJAJB4MXVGSMML \
  | 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: 1688aa680424215624090f197a9a4c62c4a676c2bd09a74ad9029b5e30a8a219

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cde936b573ff35634a8efee95a0cad593be8167240442664f7200edb6daacc6b",
    "cross_cats_sorted": [
      "cs.CR",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-03-03T18:09:36Z",
    "title_canon_sha256": "c842d6d78a2c97aff2a8764ccf6f6c562faaa356649c4c27ab6b6ed6de5a346b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0505",
    "kind": "arxiv",
    "version": 1
  }
}