Pith Number

pith:EBNR6MFN

pith:2017:EBNR6MFNHWC7XT6MKDHRBWLRTV

not attested not anchored not stored refs pending

On the partial sums of Walsh-Fourier series

George Tephnadze

arxiv:1712.10325 v1 · 2017-12-12 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EBNR6MFNHWC7XT6MKDHRBWLRTV}

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	2026-05-18T00:27:03.426545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

205b1f30ad3d85fbcfcc50cf10d9719d598bebb846a1f25f9d1cfec408c91a49

Aliases

arxiv: 1712.10325 · arxiv_version: 1712.10325v1 · doi: 10.48550/arxiv.1712.10325 · pith_short_12: EBNR6MFNHWC7 · pith_short_16: EBNR6MFNHWC7XT6M · pith_short_8: EBNR6MFN

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/EBNR6MFNHWC7XT6MKDHRBWLRTV \
  | 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: 205b1f30ad3d85fbcfcc50cf10d9719d598bebb846a1f25f9d1cfec408c91a49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42bfc6cc0d03e0fee6c32525f54874d134952f70f9aa1410e131c5c5fd75acc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-12-12T14:01:44Z",
    "title_canon_sha256": "d42fed9c3f34a0ae6906aeb52defd438ebca95d6b9be66bc738c28e5bcec60ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.10325",
    "kind": "arxiv",
    "version": 1
  }
}