Pith Number

pith:X6AQRQUI

pith:2013:X6AQRQUIAETCMJD6RTT43UHOMO

not attested not anchored not stored refs pending

Cooperative Relaying at Finite SNR -- Role of Quantize-Map-and-Forward

Ayan Sengupta, Christina Fragouli, I-Hsiang Wang

arxiv:1307.4799 v1 · 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{X6AQRQUIAETCMJD6RTT43UHOMO}

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	2026-05-18T00:57:56.283139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf8108c288012626247e8ce7cdd0ee63aed1d4c5f1e068e3587a816442da59c0

Aliases

arxiv: 1307.4799 · arxiv_version: 1307.4799v1 · doi: 10.48550/arxiv.1307.4799 · pith_short_12: X6AQRQUIAETC · pith_short_16: X6AQRQUIAETCMJD6 · pith_short_8: X6AQRQUI

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/X6AQRQUIAETCMJD6RTT43UHOMO \
  | 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: bf8108c288012626247e8ce7cdd0ee63aed1d4c5f1e068e3587a816442da59c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "815e9941d86ff31feaebc720e995842e101c62bb904e5276a237273c7bccee37",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-07-17T22:26:11Z",
    "title_canon_sha256": "205ef5043ac1b06d956b64951a4d3de7c6c608429f7162429f6e7fbff22a8189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4799",
    "kind": "arxiv",
    "version": 1
  }
}