Pith Number

pith:KD65UWXQ

pith:2007:KD65UWXQKKMTPV64LRB6FWLBVP

not attested not anchored not stored refs pending

Redundancy-Related Bounds on Generalized Huffman Codes

Michael B. Baer

arxiv:cs/0702059 v3 · 2007-02-10 · 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{KD65UWXQKKMTPV64LRB6FWLBVP}

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	2026-05-18T04:39:40.878364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50fdda5af0529937d7dc5c43e2d961abec1c104590e7d37585d666055df3f2d4

Aliases

arxiv: cs/0702059 · arxiv_version: cs/0702059v3 · doi: 10.48550/arxiv.cs/0702059 · pith_short_12: KD65UWXQKKMT · pith_short_16: KD65UWXQKKMTPV64 · pith_short_8: KD65UWXQ

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/KD65UWXQKKMTPV64LRB6FWLBVP \
  | 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: 50fdda5af0529937d7dc5c43e2d961abec1c104590e7d37585d666055df3f2d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b23fc43302791c776d4108a1cdd98e3d75c3d9b04119653e840c129b17d3263",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2007-02-10T03:31:42Z",
    "title_canon_sha256": "bc7cf5eac7a569608d4a05e7225b31b7c5a3af0f3f26b7f88a955914a07a4621"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0702059",
    "kind": "arxiv",
    "version": 3
  }
}