Pith Number

pith:LW25JV7F

pith:2026:LW25JV7F76HMVMZ3KQNLOKH4FS

not attested not anchored not stored refs pending

Meta-automatic Sequences

Benoit Cloitre, John M. Campbell

arxiv:2602.23395 v2 · 2026-02-25 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LW25JV7F76HMVMZ3KQNLOKH4FS}

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.

Cited by

2 papers in Pith

Almost Golomb Sequences

On a perturbed Hofstadter $Q$-recursion

Receipt and verification

First computed	2026-05-29T02:05:41.952367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5db5d4d7e5ff8ecab33b541ab728fc2cbc606755d76885195c11766c46ad2ead

Aliases

arxiv: 2602.23395 · arxiv_version: 2602.23395v2 · doi: 10.48550/arxiv.2602.23395 · pith_short_12: LW25JV7F76HM · pith_short_16: LW25JV7F76HMVMZ3 · pith_short_8: LW25JV7F

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/LW25JV7F76HMVMZ3KQNLOKH4FS \
  | 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: 5db5d4d7e5ff8ecab33b541ab728fc2cbc606755d76885195c11766c46ad2ead

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6860caf8549ed7d3ded653a9a992c2299133db08efe7d3ad48f586439828df64",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2026-02-25T18:50:28Z",
    "title_canon_sha256": "19d9419f6a7d9b41780bfb50eb597a5e10ce96002d78695b40c8f888a9a5f675"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.23395",
    "kind": "arxiv",
    "version": 2
  }
}