Pith Number

pith:UZPYSPUF

pith:2018:UZPYSPUFX6NKT7INDUE6NJFOEX

not attested not anchored not stored refs pending

Random noise increases Kolmogorov complexity and Hausdorff dimension

Alexander Shen, Gleb Posobin

arxiv:1808.04626 v3 · 2018-08-14 · 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{UZPYSPUFX6NKT7INDUE6NJFOEX}

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	2026-05-17T23:56:14.778443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a65f893e85bf9aa9fd0d1d09e6a4ae25f3be36f048f0ff1efa1dd5bf388da35b

Aliases

arxiv: 1808.04626 · arxiv_version: 1808.04626v3 · doi: 10.48550/arxiv.1808.04626 · pith_short_12: UZPYSPUFX6NK · pith_short_16: UZPYSPUFX6NKT7IN · pith_short_8: UZPYSPUF

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/UZPYSPUFX6NKT7INDUE6NJFOEX \
  | 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: a65f893e85bf9aa9fd0d1d09e6a4ae25f3be36f048f0ff1efa1dd5bf388da35b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53974de3f3facc5918d46536562387b8c2829c41c6c9024e9dc32ee464b7a248",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-08-14T10:56:20Z",
    "title_canon_sha256": "20cea456cecade8ae1d364d62cae002901eaa76cff53ad4c7abb6b43d1127af9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04626",
    "kind": "arxiv",
    "version": 3
  }
}