Pith Number

pith:TE36LPSU

pith:2017:TE36LPSUPYCKMGYHYGWP4F4PPE

not attested not anchored not stored refs pending

An infinite dimensional umbral calculus

Dmitri Finkelshtein, Eugene Lytvynov, Maria Joao Oliveira, Yuri Kondratiev

arxiv:1701.04326 v2 · 2017-01-16 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TE36LPSUPYCKMGYHYGWP4F4PPE}

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	2026-05-17T23:47:44.593463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9937e5be547e04a61b07c1acfe178f792eed12e8e8df79e92366be97c4d61b0a

Aliases

arxiv: 1701.04326 · arxiv_version: 1701.04326v2 · doi: 10.48550/arxiv.1701.04326 · pith_short_12: TE36LPSUPYCK · pith_short_16: TE36LPSUPYCKMGYH · pith_short_8: TE36LPSU

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/TE36LPSUPYCKMGYHYGWP4F4PPE \
  | 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: 9937e5be547e04a61b07c1acfe178f792eed12e8e8df79e92366be97c4d61b0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24b6addbd704705c7b85b6144c5b4d1c7e38229ca0d575db8723c12c50376d01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-01-16T15:25:28Z",
    "title_canon_sha256": "7db6f6eda1dd2066c57798f6b1c6e0a94660a633507568579970004b5f16215c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.04326",
    "kind": "arxiv",
    "version": 2
  }
}