Pith Number

pith:DDBXRGSC

pith:2013:DDBXRGSCEFV52T4VE7MSDNBQDV

not attested not anchored not stored refs pending

Near-Capacity Adaptive Analog Fountain Codes for Wireless Channels

Branka Vucetic, Mahyar Shirvanimoghaddam, Yonghui Li

arxiv:1310.0557 v1 · 2013-10-02 · 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{DDBXRGSCEFV52T4VE7MSDNBQDV}

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	2026-05-18T00:59:03.717719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18c3789a42216bdd4f9527d921b4301d5af726c9c03240a8ce815f729d2be468

Aliases

arxiv: 1310.0557 · arxiv_version: 1310.0557v1 · doi: 10.48550/arxiv.1310.0557 · pith_short_12: DDBXRGSCEFV5 · pith_short_16: DDBXRGSCEFV52T4V · pith_short_8: DDBXRGSC

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/DDBXRGSCEFV52T4VE7MSDNBQDV \
  | 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: 18c3789a42216bdd4f9527d921b4301d5af726c9c03240a8ce815f729d2be468

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cfd4edf992a33afdedcf0c2c28809f10fc2050d1fed29968e098757aa3b2d96",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-10-02T03:28:51Z",
    "title_canon_sha256": "554b10f367b78fd378997fc5a9f4d03dc4fd29b1498523f45bf1d3708758352b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0557",
    "kind": "arxiv",
    "version": 1
  }
}