Pith Number

pith:WLRAVKGY

pith:2016:WLRAVKGYQL2BVDNKVXXOLYWDD5

not attested not anchored not stored refs pending

(Almost) Practical Tree Codes

Anatoly Khina, Babak Hassibi, Wael Halbawi

arxiv:1606.02463 v1 · 2016-06-08 · cs.IT · cs.SY · 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{WLRAVKGYQL2BVDNKVXXOLYWDD5}

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	2026-05-18T01:12:41.304956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2e20aa8d882f41a8daaadeee5e2c31f422b30908d8554a8bddb8f693e4f36f3

Aliases

arxiv: 1606.02463 · arxiv_version: 1606.02463v1 · doi: 10.48550/arxiv.1606.02463 · pith_short_12: WLRAVKGYQL2B · pith_short_16: WLRAVKGYQL2BVDNK · pith_short_8: WLRAVKGY

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/WLRAVKGYQL2BVDNKVXXOLYWDD5 \
  | 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: b2e20aa8d882f41a8daaadeee5e2c31f422b30908d8554a8bddb8f693e4f36f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d83b86bbe95975e03964c5b8673075fcc076ed132d500b9255c3e1d508c2ae8b",
    "cross_cats_sorted": [
      "cs.SY",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-06-08T09:13:18Z",
    "title_canon_sha256": "890a9f57689a95c3dd24b24bb0324c81cc09cfe63e8d26bf631a34570a1295af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.02463",
    "kind": "arxiv",
    "version": 1
  }
}