Pith Number

pith:ZXD66BCX

pith:2026:ZXD66BCX6WBPA3D5BJMOVI3RLX

not attested not anchored not stored refs pending

Forward asymmetric numeral systems coding for natural language text compression

Igor Zavadskyi, Mykyta Kharin

arxiv:2605.20826 v1 · 2026-05-20 · 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{ZXD66BCX6WBPA3D5BJMOVI3RLX}

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	2026-05-21T01:04:56.438229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdc7ef0457f582f06c7d0a58eaa3715dfdca9aa035139dd523f062bbca5601a2

Aliases

arxiv: 2605.20826 · arxiv_version: 2605.20826v1 · doi: 10.48550/arxiv.2605.20826 · pith_short_12: ZXD66BCX6WBP · pith_short_16: ZXD66BCX6WBPA3D5 · pith_short_8: ZXD66BCX

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/ZXD66BCX6WBPA3D5BJMOVI3RLX \
  | 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: cdc7ef0457f582f06c7d0a58eaa3715dfdca9aa035139dd523f062bbca5601a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b908a39c38a6d10a63c4e80b10017159952cccf500c387555702fea694de4d7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-05-20T07:20:34Z",
    "title_canon_sha256": "385066504db71a0cf05dcb92286732de733353c6fed2910d10ac09acdd0f01ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20826",
    "kind": "arxiv",
    "version": 1
  }
}