Pith Number

pith:FD73P4DA

pith:2009:FD73P4DAMKOISNJMGTYGV5AW3V

not attested not anchored not stored refs pending

Iterated primitives of logarithmic powers

Eric S. Rowland, Luis A. Medina, Victor H. Moll

arxiv:0911.1325 v2 · 2009-11-06 · 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{FD73P4DAMKOISNJMGTYGV5AW3V}

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	2026-05-18T02:54:05.515295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28ffb7f060629c89352c34f06af416dd4be07ba35f3b054e0bb2994d60a46e0f

Aliases

arxiv: 0911.1325 · arxiv_version: 0911.1325v2 · doi: 10.48550/arxiv.0911.1325 · pith_short_12: FD73P4DAMKOI · pith_short_16: FD73P4DAMKOISNJM · pith_short_8: FD73P4DA

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/FD73P4DAMKOISNJMGTYGV5AW3V \
  | 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: 28ffb7f060629c89352c34f06af416dd4be07ba35f3b054e0bb2994d60a46e0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "778c1fc350be27c6e3e057af0dceb4bc0e1eda4154e6e2c3bea72fc1c01eee27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2009-11-06T18:44:44Z",
    "title_canon_sha256": "e6183883af490d57d798ac34c8cd9f07b64cf066b6aadf80f67d4036ecf917fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1325",
    "kind": "arxiv",
    "version": 2
  }
}