Pith Number

pith:BC4ZWFPX

pith:2026:BC4ZWFPXG2UOJ7DSIXQCOBT3IC

not attested not anchored not stored refs pending

Interestingness as an Inductive Heuristic for Future Compression Progress

J\"urgen Schmidhuber, Vincent Herrmann

arxiv:2605.14831 v1 · 2026-05-14 · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BC4ZWFPXG2UOJ7DSIXQCOBT3IC}

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	2026-05-17T23:38:58.040356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08b99b15f736a8e4fc7245e027067b4083ee1bbea48a257c2c87e2d57110e262

Aliases

arxiv: 2605.14831 · arxiv_version: 2605.14831v1 · doi: 10.48550/arxiv.2605.14831 · pith_short_12: BC4ZWFPXG2UO · pith_short_16: BC4ZWFPXG2UOJ7DS · pith_short_8: BC4ZWFPX

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/BC4ZWFPXG2UOJ7DSIXQCOBT3IC \
  | 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: 08b99b15f736a8e4fc7245e027067b4083ee1bbea48a257c2c87e2d57110e262

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "022e9730c7b96b5ba519f29c32cdb01093480223d3101a259d6c0cfc3835b2de",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-14T13:36:14Z",
    "title_canon_sha256": "e5ab45fb25e813d6e9b3442528dbe80ea5e105c0e8454ff86b7c8da4b8c2dca8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.14831",
    "kind": "arxiv",
    "version": 1
  }
}