Pith Number

pith:E6UHDEAB

pith:2018:E6UHDEABF7BIAMZLGJJUU3F3NQ

not attested not anchored not stored refs pending

Optimal Cache Placement for Modified Coded Caching with Arbitrary Cache Size

Min Dong, Yong Deng

arxiv:1812.09459 v3 · 2018-12-22 · cs.DC · 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{E6UHDEABF7BIAMZLGJJUU3F3NQ}

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	2026-05-17T23:45:56.559110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27a87190012fc280332b32534a6cbb6c3ed12121e7bb567c163a176113d0fe2e

Aliases

arxiv: 1812.09459 · arxiv_version: 1812.09459v3 · doi: 10.48550/arxiv.1812.09459 · pith_short_12: E6UHDEABF7BI · pith_short_16: E6UHDEABF7BIAMZL · pith_short_8: E6UHDEAB

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/E6UHDEABF7BIAMZLGJJUU3F3NQ \
  | 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: 27a87190012fc280332b32534a6cbb6c3ed12121e7bb567c163a176113d0fe2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "403564af6f0e003aba49725d19623ab444ba53b78dfece6ca9006c092bc13380",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-12-22T06:12:42Z",
    "title_canon_sha256": "f98cb60d31f45ff56a468441553229b48a132349fa152207effba4acbc65fe91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09459",
    "kind": "arxiv",
    "version": 3
  }
}