Pith Number

pith:Q72LWJIY

pith:2016:Q72LWJIYJNO5QIBMZIZQVARLLT

not attested not anchored not stored refs pending

Information Theoretic Caching: The Multi-User Case

Chien-Yi Wang, Michael Gastpar, Sung Hoon Lim

arxiv:1604.02333 v1 · 2016-04-08 · 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{Q72LWJIYJNO5QIBMZIZQVARLLT}

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	2026-05-18T00:57:49.717709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87f4bb25184b5dd8202cca330a822b5cdf8d98c0a02e160c703ddc138d454972

Aliases

arxiv: 1604.02333 · arxiv_version: 1604.02333v1 · doi: 10.48550/arxiv.1604.02333 · pith_short_12: Q72LWJIYJNO5 · pith_short_16: Q72LWJIYJNO5QIBM · pith_short_8: Q72LWJIY

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/Q72LWJIYJNO5QIBMZIZQVARLLT \
  | 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: 87f4bb25184b5dd8202cca330a822b5cdf8d98c0a02e160c703ddc138d454972

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eec329d5052e30343436bd058724492b14acc29f1ee2855aacf0fa2b2bea3cf2",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-04-08T12:38:25Z",
    "title_canon_sha256": "29bfa8633616fbf16fc2d7a03482bca0d8f122af8478566718873143aef93cde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.02333",
    "kind": "arxiv",
    "version": 1
  }
}