Pith Number

pith:5S4QCDQR

pith:2022:5S4QCDQRWWJCESDGWQEX6BL2CI

not attested not anchored not stored refs pending

A generic framework for coded caching and distributed computation schemes

Gennian Ge, Min-Qian Liu, Min Xu, Zixiang Xu

arxiv:2209.04647 v1 · 2022-09-10 · cs.IT · math.CO · 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{5S4QCDQRWWJCESDGWQEX6BL2CI}

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	2026-07-05T04:56:21.668059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecb9010e11b592224866b4097f057a121a9aa60e6023c4d53e778d5199a4504e

Aliases

arxiv: 2209.04647 · arxiv_version: 2209.04647v1 · doi: 10.48550/arxiv.2209.04647 · pith_short_12: 5S4QCDQRWWJC · pith_short_16: 5S4QCDQRWWJCESDG · pith_short_8: 5S4QCDQR

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/5S4QCDQRWWJCESDGWQEX6BL2CI \
  | 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: ecb9010e11b592224866b4097f057a121a9aa60e6023c4d53e778d5199a4504e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8282d30f845cada1d556a3c064951a487a7173d0c988510b4f608f04d0488c9d",
    "cross_cats_sorted": [
      "math.CO",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-09-10T12:17:46Z",
    "title_canon_sha256": "6cf05aba392c51d466fbac8cc161c95808ff11c4b2b5d08301055dcacd08ddd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.04647",
    "kind": "arxiv",
    "version": 1
  }
}