Pith Number

pith:F2TOS3NT

pith:2012:F2TOS3NT2C4GWCXGUIRHC7C7DR

not attested not anchored not stored refs pending

On Marton's inner bound for broadcast channels

Amin Gohari, Chandra Nair, Venkat Anantharam

arxiv:1202.0898 v1 · 2012-02-04 · 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{F2TOS3NT2C4GWCXGUIRHC7C7DR}

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	2026-05-18T04:03:05.836506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ea6e96db3d0b86b0ae6a222717c5f1c75c95aa1c942f93943048519a42e1613

Aliases

arxiv: 1202.0898 · arxiv_version: 1202.0898v1 · doi: 10.48550/arxiv.1202.0898 · pith_short_12: F2TOS3NT2C4G · pith_short_16: F2TOS3NT2C4GWCXG · pith_short_8: F2TOS3NT

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/F2TOS3NT2C4GWCXGUIRHC7C7DR \
  | 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: 2ea6e96db3d0b86b0ae6a222717c5f1c75c95aa1c942f93943048519a42e1613

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "705df3683b9ac3517ce749f9fe092ce609fa62406e64e4b95ffd80c784329d8b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-02-04T14:49:32Z",
    "title_canon_sha256": "084e9b25bfb043b22962ff9c253c8ba71736a537d36372e9696806071d5ce088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0898",
    "kind": "arxiv",
    "version": 1
  }
}