Pith Number

pith:QXC6K2WV

pith:2018:QXC6K2WVMO35K6NVLEJQKVCSLE

not attested not anchored not stored refs pending

Quantum Penny Flip game with unawareness

Piotr Frackiewicz

arxiv:1806.03090 v1 · 2018-06-08 · cs.GT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QXC6K2WVMO35K6NVLEJQKVCSLE}

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	2026-05-18T00:08:14.689796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85c5e56ad563b7d579b55913055452590d5d5b010f8b26f07814364450926558

Aliases

arxiv: 1806.03090 · arxiv_version: 1806.03090v1 · doi: 10.48550/arxiv.1806.03090 · pith_short_12: QXC6K2WVMO35 · pith_short_16: QXC6K2WVMO35K6NV · pith_short_8: QXC6K2WV

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/QXC6K2WVMO35K6NVLEJQKVCSLE \
  | 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: 85c5e56ad563b7d579b55913055452590d5d5b010f8b26f07814364450926558

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8594e398d9b62d6e320790ef487e81eeccd750777522033b142e8bb3f7e9900",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2018-06-08T11:26:58Z",
    "title_canon_sha256": "5f3dd2ec118dce804eb04d343f848c5ab3481d5a59c83d23baf8f69cd90bae64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03090",
    "kind": "arxiv",
    "version": 1
  }
}