Pith Number

pith:WQ2GOKXE

pith:2017:WQ2GOKXEDLUZZPRJ7N3QJHH3IP

not attested not anchored not stored refs pending

Guesswork Subject to a Total Entropy Budget

Ahmad Beirami, Ali Makhdoumi, Arman Rezaee, Ken Duffy, Muriel Medard

arxiv:1712.09082 v1 · 2017-12-25 · cs.IT · cs.CR · 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{WQ2GOKXEDLUZZPRJ7N3QJHH3IP}

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	2026-05-18T00:27:14.467150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b434672ae41ae99cbe29fb77049cfb43d03cdf9c1a51fabacd87052c2c3ed78d

Aliases

arxiv: 1712.09082 · arxiv_version: 1712.09082v1 · doi: 10.48550/arxiv.1712.09082 · pith_short_12: WQ2GOKXEDLUZ · pith_short_16: WQ2GOKXEDLUZZPRJ · pith_short_8: WQ2GOKXE

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/WQ2GOKXEDLUZZPRJ7N3QJHH3IP \
  | 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: b434672ae41ae99cbe29fb77049cfb43d03cdf9c1a51fabacd87052c2c3ed78d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5f05254b0d92a7a0b6a38a7868609486dbef4eb7bbd4b5ab645041e5bbc6d35",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-12-25T14:53:05Z",
    "title_canon_sha256": "af26d09836f270dfbd4bb72eeab699e8f8e554b118db44d5cfb3bb90193b7bc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09082",
    "kind": "arxiv",
    "version": 1
  }
}