Pith Number

pith:EUTWRVLR

pith:2022:EUTWRVLRNZR4GPBXI2I4WQ3KEC

not attested not anchored not stored refs pending

A Feedback Capacity-Achieving Coding Scheme for the $(d,\infty)$-RLL Input-Constrained Binary Erasure Channel

Navin Kashyap, V. Arvind Rameshwar

arxiv:2204.06780 v1 · 2022-04-14 · 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{EUTWRVLRNZR4GPBXI2I4WQ3KEC}

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	2026-07-05T04:14:46.037397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

252768d5716e63c33c374691cb436a20befa484411785b9d857989d0c405ea06

Aliases

arxiv: 2204.06780 · arxiv_version: 2204.06780v1 · doi: 10.48550/arxiv.2204.06780 · pith_short_12: EUTWRVLRNZR4 · pith_short_16: EUTWRVLRNZR4GPBX · pith_short_8: EUTWRVLR

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/EUTWRVLRNZR4GPBXI2I4WQ3KEC \
  | 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: 252768d5716e63c33c374691cb436a20befa484411785b9d857989d0c405ea06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "424c07a05eb7cf3c76d6cf9e7e179802a1231cca16857acbad8ea7baeec876fb",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-04-14T06:33:03Z",
    "title_canon_sha256": "5b47369e42c0f45fb46116dee886e9ba34f4f3b079f824f3f73ff7de3b4bd9d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.06780",
    "kind": "arxiv",
    "version": 1
  }
}