Pith Number

pith:L5BHNLOK

pith:2010:L5BHNLOKISKABHW2KLU33C5VRN

not attested not anchored not stored refs pending

Increased Capacity per Unit-Cost by Oversampling

Amos Lapidoth, Tobias Koch

arxiv:1008.5393 v2 · 2010-08-31 · cs.IT · 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{L5BHNLOKISKABHW2KLU33C5VRN}

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	2026-05-18T04:40:55.762641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f4276adca4494009eda52e9bd8bb58b6bc4c57e8df86183cba2f09613ae7b02

Aliases

arxiv: 1008.5393 · arxiv_version: 1008.5393v2 · doi: 10.48550/arxiv.1008.5393 · pith_short_12: L5BHNLOKISKA · pith_short_16: L5BHNLOKISKABHW2 · pith_short_8: L5BHNLOK

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/L5BHNLOKISKABHW2KLU33C5VRN \
  | 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: 5f4276adca4494009eda52e9bd8bb58b6bc4c57e8df86183cba2f09613ae7b02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35fa28733a85c34c3c15cfa1476962ec63aa24eff9a890c075f7cd0d6ae8a29e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-08-31T19:04:10Z",
    "title_canon_sha256": "7bf89c8e46e8de2d13320f8d84728b9e854cedffb3c823ffbbc9e12c7f393e8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.5393",
    "kind": "arxiv",
    "version": 2
  }
}