Pith Number

pith:HQMKAYCK

pith:2018:HQMKAYCKI3W7YCKHGIVRUHLNUJ

not attested not anchored not stored refs pending

Full Characterization of Optimal Uncoded Placement for the Structured Clique Cover Delivery of Nonuniform Demands

Ian Blake, Lutz Lampe, Seyed Ali Saberali

arxiv:1804.00807 v1 · 2018-04-03 · 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{HQMKAYCKI3W7YCKHGIVRUHLNUJ}

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	2026-05-18T00:19:32.101194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c18a0604a46edfc0947322b1a1d6da264d0c085a5198fcc5682831987c267df

Aliases

arxiv: 1804.00807 · arxiv_version: 1804.00807v1 · doi: 10.48550/arxiv.1804.00807 · pith_short_12: HQMKAYCKI3W7 · pith_short_16: HQMKAYCKI3W7YCKH · pith_short_8: HQMKAYCK

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/HQMKAYCKI3W7YCKHGIVRUHLNUJ \
  | 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: 3c18a0604a46edfc0947322b1a1d6da264d0c085a5198fcc5682831987c267df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30d991e5225d69b3aa3c6591511c425002d7f853de0b128e5036a6e8f3b94e73",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-04-03T03:42:24Z",
    "title_canon_sha256": "eefc93f2a229b85e0219acf0d506af4340a80bc2560b93b98d0ca4b3ad303ac0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00807",
    "kind": "arxiv",
    "version": 1
  }
}