Pith Number

pith:3WLV2V74

pith:2019:3WLV2V74PMMS2U4WPDTLYXN4YV

not attested not anchored not stored refs pending

A Lower Bound for Relaxed Locally Decodable Codes

Oded Lachish, Tom Gur

arxiv:1904.08112 v2 · 2019-04-17 · cs.CC · cs.IT · math.CO · 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{3WLV2V74PMMS2U4WPDTLYXN4YV}

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	2026-05-17T23:47:48.115675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd975d57fc7b192d539678e6bc5dbcc57d09d5adf76e2427f636af76ea0e41b4

Aliases

arxiv: 1904.08112 · arxiv_version: 1904.08112v2 · doi: 10.48550/arxiv.1904.08112 · pith_short_12: 3WLV2V74PMMS · pith_short_16: 3WLV2V74PMMS2U4W · pith_short_8: 3WLV2V74

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/3WLV2V74PMMS2U4WPDTLYXN4YV \
  | 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: dd975d57fc7b192d539678e6bc5dbcc57d09d5adf76e2427f636af76ea0e41b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "110b2f923fd087960793f10b163a17cace73ad4de4cb23708f292b8c064b64ec",
    "cross_cats_sorted": [
      "cs.IT",
      "math.CO",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2019-04-17T07:43:09Z",
    "title_canon_sha256": "26634f6e26e805b92be68b3d25da5c3c9a7720db9ea149417bfe5c06e5ded6a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08112",
    "kind": "arxiv",
    "version": 2
  }
}