Pith Number

pith:RCGHNWOZ

pith:2013:RCGHNWOZ7GMNXPEE236GLYBP5Y

not attested not anchored not stored refs pending

A Piggybacking Design Framework for Read-and Download-efficient Distributed Storage Codes

Kannan Ramchandran, K. V. Rashmi, Nihar B. Shah

arxiv:1302.5872 v1 · 2013-02-24 · cs.IT · cs.DC · cs.NI · 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{RCGHNWOZ7GMNXPEE236GLYBP5Y}

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	2026-05-18T03:32:43.343801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

888c76d9d9f998dbbc84d6fc65e02fee1f7e5fe0a96935b0f8ef2400b3504ff9

Aliases

arxiv: 1302.5872 · arxiv_version: 1302.5872v1 · doi: 10.48550/arxiv.1302.5872 · pith_short_12: RCGHNWOZ7GMN · pith_short_16: RCGHNWOZ7GMNXPEE · pith_short_8: RCGHNWOZ

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/RCGHNWOZ7GMNXPEE236GLYBP5Y \
  | 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: 888c76d9d9f998dbbc84d6fc65e02fee1f7e5fe0a96935b0f8ef2400b3504ff9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3bbc64ba000271f20baac8637748209e23eac1f18860aa4821b785eacf33955",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-02-24T05:20:03Z",
    "title_canon_sha256": "bfe6ed30cf1f3628bc0a615930197af8d86a1d46bf99e463da313341c0bf0899"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5872",
    "kind": "arxiv",
    "version": 1
  }
}