Pith Number

pith:SZ2NA76K

pith:2011:SZ2NA76KN3ZTBHO4BFGOTU32QM

not attested not anchored not stored refs pending

Coding in the Presence of Semantic Value of Information: Unequal Error Protection Using Poset Decoders

Laura Rifo, Luciano Panek, Marcelo Firer

arxiv:1108.3832 v1 · 2011-08-17 · 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{SZ2NA76KN3ZTBHO4BFGOTU32QM}

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	2026-05-18T02:21:37.135177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9674d07fca6ef3309ddc094ce9d37a8311151cf6444a503cea3d404230b151ab

Aliases

arxiv: 1108.3832 · arxiv_version: 1108.3832v1 · doi: 10.48550/arxiv.1108.3832 · pith_short_12: SZ2NA76KN3ZT · pith_short_16: SZ2NA76KN3ZTBHO4 · pith_short_8: SZ2NA76K

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/SZ2NA76KN3ZTBHO4BFGOTU32QM \
  | 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: 9674d07fca6ef3309ddc094ce9d37a8311151cf6444a503cea3d404230b151ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe27fbb172edf5ffa68b4301cbf666a48b53f6824a5d9acc641cd043f53d8049",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-08-17T22:00:25Z",
    "title_canon_sha256": "150b5e803d3dce7e97f3b3fa41a00506a05cff782586dff1c4e9e07e7d8181b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3832",
    "kind": "arxiv",
    "version": 1
  }
}