Pith Number

pith:X3UAO3TU

pith:2019:X3UAO3TU2FGPOWB7DM777L5QVX

not attested not anchored not stored refs pending

Locality in Index Coding for Large Min-Rank

Hoang Dau, Lakshmi Natarajan, Prasad Krishnan, V. Lalitha

arxiv:1901.05908 v1 · 2019-01-17 · 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{X3UAO3TU2FGPOWB7DM777L5QVX}

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	2026-05-17T23:56:05.847424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bee8076e74d14cf7583f1b3fffafb0addc3247e1766444d64af1111c0497b57b

Aliases

arxiv: 1901.05908 · arxiv_version: 1901.05908v1 · doi: 10.48550/arxiv.1901.05908 · pith_short_12: X3UAO3TU2FGP · pith_short_16: X3UAO3TU2FGPOWB7 · pith_short_8: X3UAO3TU

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/X3UAO3TU2FGPOWB7DM777L5QVX \
  | 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: bee8076e74d14cf7583f1b3fffafb0addc3247e1766444d64af1111c0497b57b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03da53ad7f79959288ea0aa9bf2ba0d692487e49224e7921bd6dd18764df999b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-01-17T17:17:25Z",
    "title_canon_sha256": "76a4b17ffe2a565f263f3a21d1eee44bd00a17445097f579a5362111a75541eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05908",
    "kind": "arxiv",
    "version": 1
  }
}