Pith Number

pith:52K46XNX

pith:2021:52K46XNXBKNR7HEKJ3NMV5C52I

not attested not anchored not stored refs pending

Unequal Error Protection Achieves Threshold Gains on BEC and BSC via Higher Fidelity Messages

Ahmed Hareedy, Alexei Ashikhmin, Beyza Dabak, Robert Calderbank

arxiv:2101.09238 v1 · 2021-01-22 · cs.IT · eess.SP · 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{52K46XNXBKNR7HEKJ3NMV5C52I}

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	2026-07-05T02:08:55.445156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee95cf5db70a9b1f9c8a4edacaf45dd21c9c86e1599385d5e596070f13997e1c

Aliases

arxiv: 2101.09238 · arxiv_version: 2101.09238v1 · doi: 10.48550/arxiv.2101.09238 · pith_short_12: 52K46XNXBKNR · pith_short_16: 52K46XNXBKNR7HEK · pith_short_8: 52K46XNX

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/52K46XNXBKNR7HEKJ3NMV5C52I \
  | 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: ee95cf5db70a9b1f9c8a4edacaf45dd21c9c86e1599385d5e596070f13997e1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83f655be22811340796b212f32bc6cdfcf1e5c69a06e2ba0d7e3a18a7214e611",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-01-22T17:46:42Z",
    "title_canon_sha256": "ea8758b0a873690ebf57a978dbb506cd59ccb9cec91563e9f9784548755b6a7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09238",
    "kind": "arxiv",
    "version": 1
  }
}