Pith Number

pith:NFXWRYYB

pith:2014:NFXWRYYBV77FCO23YYHLYGW45N

not attested not anchored not stored refs pending

Differentiability of arithmetic Fourier series arising from Eisenstein series

Izabela Petrykiewicz

arxiv:1411.5871 v1 · 2014-11-21 · 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{NFXWRYYBV77FCO23YYHLYGW45N}

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	2026-05-18T01:22:03.291910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

696f68e301affe513b5bc60ebc1adceb4499267097209c52eea38ed5b9d6b41d

Aliases

arxiv: 1411.5871 · arxiv_version: 1411.5871v1 · doi: 10.48550/arxiv.1411.5871 · pith_short_12: NFXWRYYBV77F · pith_short_16: NFXWRYYBV77FCO23 · pith_short_8: NFXWRYYB

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/NFXWRYYBV77FCO23YYHLYGW45N \
  | 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: 696f68e301affe513b5bc60ebc1adceb4499267097209c52eea38ed5b9d6b41d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ea53f42c569fe896547b194af0012877e2cf436d00bab474b7c1ffb0caed50a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2014-11-21T13:45:26Z",
    "title_canon_sha256": "e25b8d4ce65da7f4941a2709eba742eb7a2a191130b6b9cfc032717f1b156882"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5871",
    "kind": "arxiv",
    "version": 1
  }
}