Pith Number

pith:S3TOTXIJ

pith:2013:S3TOTXIJ475VACREMWWXW2RFWP

not attested not anchored not stored refs pending

Distributed Raptor Coding for Erasure Channels: Partially and Fully Coded Cooperation

Branka Vucetic, Mahyar Shirvanimoghaddam, Shuang Tian, Yonghui Li

arxiv:1307.4463 v2 · 2013-07-17 · 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{S3TOTXIJ475VACREMWWXW2RFWP}

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	2026-05-18T00:59:03.954916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96e6e9dd09e7fb500a2465ad7b6a25b3cc13aa4069ff7fe4fce624ceb4c2816b

Aliases

arxiv: 1307.4463 · arxiv_version: 1307.4463v2 · doi: 10.48550/arxiv.1307.4463 · pith_short_12: S3TOTXIJ475V · pith_short_16: S3TOTXIJ475VACRE · pith_short_8: S3TOTXIJ

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/S3TOTXIJ475VACREMWWXW2RFWP \
  | 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: 96e6e9dd09e7fb500a2465ad7b6a25b3cc13aa4069ff7fe4fce624ceb4c2816b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab1e3cedb6d8404ba0040f854108e8ccf3aad769e2497a3d95f3eb39b16c76e5",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-07-17T01:35:02Z",
    "title_canon_sha256": "753cd92816a6fa4ea08285966c2e372d185b7f3d3ffa5f898b1c54efeed9fd85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4463",
    "kind": "arxiv",
    "version": 2
  }
}