Pith Number

pith:TAR533AJ

pith:2010:TAR533AJGMBYZUGGSIXEPC6QWA

not attested not anchored not stored refs pending

General Hardness Amplification of Predicates and Puzzles

Grant Schoenebeck, Thomas Holenstein

arxiv:1002.3534 v2 · 2010-02-18 · cs.CR · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TAR533AJGMBYZUGGSIXEPC6QWA}

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	2026-05-18T04:32:22.043171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9823ddec0933038cd0c6922e478bd0b023d198bda44e278f5c126f8a1b13c196

Aliases

arxiv: 1002.3534 · arxiv_version: 1002.3534v2 · doi: 10.48550/arxiv.1002.3534 · pith_short_12: TAR533AJGMBY · pith_short_16: TAR533AJGMBYZUGG · pith_short_8: TAR533AJ

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/TAR533AJGMBYZUGGSIXEPC6QWA \
  | 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: 9823ddec0933038cd0c6922e478bd0b023d198bda44e278f5c126f8a1b13c196

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49c393a502a75696802b7e1bbcd0a6e91ceea4911b11c4d0a66383b69f73a44f",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2010-02-18T14:50:53Z",
    "title_canon_sha256": "4619c99e4a713523c8ddfe6cfb878a33919011b3a173c46e46aeb0b957a97bda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3534",
    "kind": "arxiv",
    "version": 2
  }
}