Pith Number

pith:P7KCA6MC

pith:2017:P7KCA6MCYU2WRTXYLRGNRRKBSK

not attested not anchored not stored refs pending

Coding sets with asymmetric information

Alexandr Andoni, Daniel Hsu, Dan Rubenstein, Javad Ghaderi, Omri Weinstein

arxiv:1707.04875 v2 · 2017-07-16 · cs.DS · cs.IT · cs.NI · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P7KCA6MCYU2WRTXYLRGNRRKBSK}

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	2026-05-18T00:09:42.195412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fd4207982c53568cef85c4cd8c54192af50985deea1f3ec569de1d65438e41b

Aliases

arxiv: 1707.04875 · arxiv_version: 1707.04875v2 · doi: 10.48550/arxiv.1707.04875 · pith_short_12: P7KCA6MCYU2W · pith_short_16: P7KCA6MCYU2WRTXY · pith_short_8: P7KCA6MC

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/P7KCA6MCYU2WRTXYLRGNRRKBSK \
  | 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: 7fd4207982c53568cef85c4cd8c54192af50985deea1f3ec569de1d65438e41b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6751cfdae3b531c5abbf53b58ab2709037f5b9d7a518d6b85e1e9ead1a8c8ff",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-07-16T12:51:42Z",
    "title_canon_sha256": "5e54a577f14234eaa9db943387cd20d077370de87f3eaffa74f42ce994bf723f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04875",
    "kind": "arxiv",
    "version": 2
  }
}