Pith Number

pith:5HQHOPW7

pith:2011:5HQHOPW7Q5LMVW52XJYWQWHB6J

not attested not anchored not stored refs pending

Compressed Encoding for Rank Modulation

Anxiao (Andrew) Jiang, Eyal En Gad, Jehoshua Bruck

arxiv:1108.2741 v1 · 2011-08-13 · 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{5HQHOPW7Q5LMVW52XJYWQWHB6J}

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	2026-05-18T04:15:35.691381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9e0773edf8756cadbbaba716858e1f241f8dc08880721ba8721b4f32a2a3153

Aliases

arxiv: 1108.2741 · arxiv_version: 1108.2741v1 · doi: 10.48550/arxiv.1108.2741 · pith_short_12: 5HQHOPW7Q5LM · pith_short_16: 5HQHOPW7Q5LMVW52 · pith_short_8: 5HQHOPW7

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/5HQHOPW7Q5LMVW52XJYWQWHB6J \
  | 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: e9e0773edf8756cadbbaba716858e1f241f8dc08880721ba8721b4f32a2a3153

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a09592782927ab129e7380af0a92289695b7af06738651c3880cbfbe83548677",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-08-13T00:06:13Z",
    "title_canon_sha256": "6ed83b37ffe4b7e422ac4f40bc93fe2c5cf72d46b6880d2069d6a55ca7e04fde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.2741",
    "kind": "arxiv",
    "version": 1
  }
}