Pith Number

pith:YLPHJUYZ

pith:2019:YLPHJUYZT7VUICDJNPSQXDDR2R

not attested not anchored not stored refs pending

On Optimal Proactive and Retention-Aware Caching with User Mobility

Di Yuan, Ghafour Ahani

arxiv:1901.02750 v1 · 2019-01-09 · cs.DC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YLPHJUYZT7VUICDJNPSQXDDR2R}

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	2026-05-17T23:56:39.547270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2de74d3199feb4408696be50b8c71d463c60bd9cb66012ab0adc320f757a31a

Aliases

arxiv: 1901.02750 · arxiv_version: 1901.02750v1 · doi: 10.48550/arxiv.1901.02750 · pith_short_12: YLPHJUYZT7VU · pith_short_16: YLPHJUYZT7VUICDJ · pith_short_8: YLPHJUYZ

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/YLPHJUYZT7VUICDJNPSQXDDR2R \
  | 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: c2de74d3199feb4408696be50b8c71d463c60bd9cb66012ab0adc320f757a31a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7965e70afd052685f01b4f115ffb58132adc1cc992f361af22ca62f102db7b47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2019-01-09T14:05:38Z",
    "title_canon_sha256": "7da842cfd72bf373295527ae2bbece2cd0da9dc6b909bdad4eb13bf8321f8655"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02750",
    "kind": "arxiv",
    "version": 1
  }
}