Pith Number

pith:25FVA4TY

pith:2010:25FVA4TYTQEMFNMERECQG2EXLO

not attested not anchored not stored refs pending

$delta$-Quasi Cauchy Sequences

Huseyin Cakalli

arxiv:1005.4940 v3 · 2010-05-26 · math.FA · math.CA · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{25FVA4TYTQEMFNMERECQG2EXLO}

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	2026-05-18T04:40:30.627687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d74b5072789c08c2b58489050368975b8ad0d679c38799ebd58a99236a84f30a

Aliases

arxiv: 1005.4940 · arxiv_version: 1005.4940v3 · doi: 10.48550/arxiv.1005.4940 · pith_short_12: 25FVA4TYTQEM · pith_short_16: 25FVA4TYTQEMFNME · pith_short_8: 25FVA4TY

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/25FVA4TYTQEMFNMERECQG2EXLO \
  | 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: d74b5072789c08c2b58489050368975b8ad0d679c38799ebd58a99236a84f30a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dc7cb4568c5c528498438b5c526b2766d4bd24f66a7542a7558ac864471511d",
    "cross_cats_sorted": [
      "math.CA",
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2010-05-26T20:11:02Z",
    "title_canon_sha256": "426de3bc1f895ee023b1e558c8446856bb6ddbce8ce4c3281f9ad0947615c3f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.4940",
    "kind": "arxiv",
    "version": 3
  }
}