Pith Number

pith:2DAYZJSK

pith:2013:2DAYZJSKK3EUVCFPBIFLDIKBPT

not attested not anchored not stored refs pending

High-Rate Regenerating Codes Through Layering

Birenjith Sasidharan, P. Vijay Kumar

arxiv:1301.6157 v2 · 2013-01-25 · 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{2DAYZJSKK3EUVCFPBIFLDIKBPT}

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	2026-05-18T03:31:20.375459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0c18ca64a56c94a88af0a0ab1a1417ce4ba8a0bad35d2a137da443ea7d1b23b

Aliases

arxiv: 1301.6157 · arxiv_version: 1301.6157v2 · doi: 10.48550/arxiv.1301.6157 · pith_short_12: 2DAYZJSKK3EU · pith_short_16: 2DAYZJSKK3EUVCFP · pith_short_8: 2DAYZJSK

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/2DAYZJSKK3EUVCFPBIFLDIKBPT \
  | 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: d0c18ca64a56c94a88af0a0ab1a1417ce4ba8a0bad35d2a137da443ea7d1b23b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58c660defa04aa74a5fdfbabb458b901c73bf733747f2aeb5ed4abf8234493ed",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-01-25T20:52:06Z",
    "title_canon_sha256": "e04fac8e8a33c78e1a4d0e1b0a6d9292d07649df6fcc2e9f1f1c351a948d2c73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6157",
    "kind": "arxiv",
    "version": 2
  }
}