Pith Number

pith:S3S6AN44

pith:2012:S3S6AN44DRSBWYE2YKOLD36LUG

not attested not anchored not stored refs pending

Regenerating Codes for Errors and Erasures in Distributed Storage

Kannan Ramchandran, K. V. Rashmi, Nihar B. Shah, P. Vijay Kumar

arxiv:1202.1050 v2 · 2012-02-06 · 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{S3S6AN44DRSBWYE2YKOLD36LUG}

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	2026-05-18T02:21:18.085055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96e5e0379c1c641b609ac29cb1efcba1bc6354b207b3996fc6226467e3ab97f2

Aliases

arxiv: 1202.1050 · arxiv_version: 1202.1050v2 · doi: 10.48550/arxiv.1202.1050 · pith_short_12: S3S6AN44DRSB · pith_short_16: S3S6AN44DRSBWYE2 · pith_short_8: S3S6AN44

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/S3S6AN44DRSBWYE2YKOLD36LUG \
  | 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: 96e5e0379c1c641b609ac29cb1efcba1bc6354b207b3996fc6226467e3ab97f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89b027bc3ef8f4e15e4622d91e0f8516bba4b5fa654e2084c92dc18892b12ae3",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-02-06T05:31:07Z",
    "title_canon_sha256": "f9a3b5311a3d78e9061fc263ffe3072d2527cfad9aca5683d39b405a08bd8b40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1050",
    "kind": "arxiv",
    "version": 2
  }
}