Pith Number

pith:UZUIKVYU

pith:2014:UZUIKVYUX25RKGFOHRJMAPOXJX

not attested not anchored not stored refs pending

A really simple approximation of smallest grammar

Artur Je\.z

arxiv:1403.4445 v1 · 2014-03-18 · cs.DS · cs.FL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UZUIKVYUX25RKGFOHRJMAPOXJX}

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	2026-05-18T02:56:05.774919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a668855714bebb1518ae3c52c03dd74dd59f3aa39855594e0918daca35c2634f

Aliases

arxiv: 1403.4445 · arxiv_version: 1403.4445v1 · doi: 10.48550/arxiv.1403.4445 · pith_short_12: UZUIKVYUX25R · pith_short_16: UZUIKVYUX25RKGFO · pith_short_8: UZUIKVYU

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/UZUIKVYUX25RKGFOHRJMAPOXJX \
  | 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: a668855714bebb1518ae3c52c03dd74dd59f3aa39855594e0918daca35c2634f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "428a152ebc48cb073a3ad48513488fca7482742921365f46b7afca6b298df7fa",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-03-18T13:27:46Z",
    "title_canon_sha256": "b27d5e0433ee28c3a53ecfe52cfce9e4adb303b473a5a8d18ab57289f9ad1038"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4445",
    "kind": "arxiv",
    "version": 1
  }
}