Pith Number

pith:DCRGNPAR

pith:2019:DCRGNPARNYQ7EVFP6RSIIUBELF

not attested not anchored not stored refs pending

Optimizing Information Freshness in Broadcast Network with Unreliable Links and Random Arrivals: An Approximate Index Policy

Jingzhou Sun, Sheng Zhou, Zhisheng Niu, Zhiyuan Jiang

arxiv:1903.03723 v1 · 2019-03-09 · 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{DCRGNPARNYQ7EVFP6RSIIUBELF}

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	2026-05-17T23:51:41.130227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18a266bc116e21f254aff46484502459442725350e131ac9dec24b91faf87f2c

Aliases

arxiv: 1903.03723 · arxiv_version: 1903.03723v1 · doi: 10.48550/arxiv.1903.03723 · pith_short_12: DCRGNPARNYQ7 · pith_short_16: DCRGNPARNYQ7EVFP · pith_short_8: DCRGNPAR

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/DCRGNPARNYQ7EVFP6RSIIUBELF \
  | 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: 18a266bc116e21f254aff46484502459442725350e131ac9dec24b91faf87f2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1842f562e547d640ae0484ff6cf1b614024cbf288bace044723d84fb53a6296",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-03-09T02:58:59Z",
    "title_canon_sha256": "d086e720e9320248f1ccc5a18c1dfcc2300cbf168b0d1a1c8a077f21bb962a45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03723",
    "kind": "arxiv",
    "version": 1
  }
}