Pith Number

pith:QPRZIR53

pith:2012:QPRZIR53LP7RPU722VCBLE3QHQ

not attested not anchored not stored refs pending

Delay Asymptotics with Retransmissions and Incremental Redundancy Codes over Erasure Channels

Hesham El-Gamal, Jian Tan, Ness B. Shroff, Yang Yang

arxiv:1202.4661 v1 · 2012-02-20 · cs.IT · cs.PF · 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{QPRZIR53LP7RPU722VCBLE3QHQ}

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	2026-05-18T04:01:50.093059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83e39447bb5bff17d3fad5441593703c370991e72fd0d370051a0b33e1bf7c8e

Aliases

arxiv: 1202.4661 · arxiv_version: 1202.4661v1 · doi: 10.48550/arxiv.1202.4661 · pith_short_12: QPRZIR53LP7R · pith_short_16: QPRZIR53LP7RPU72 · pith_short_8: QPRZIR53

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/QPRZIR53LP7RPU722VCBLE3QHQ \
  | 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: 83e39447bb5bff17d3fad5441593703c370991e72fd0d370051a0b33e1bf7c8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61ea4542d29fffff16d89a37b5411cc147939901b9d172afa7a278defd76c9ea",
    "cross_cats_sorted": [
      "cs.PF",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-02-20T19:05:12Z",
    "title_canon_sha256": "6b2fbf3bdc061973299ce565267b09e6c121bb0867d3cd907c91ac4f2a7c8548"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4661",
    "kind": "arxiv",
    "version": 1
  }
}