Pith Number

pith:QACSP6KG

pith:2010:QACSP6KG2BLBG66AC2ZYD42ED5

not attested not anchored not stored refs pending

Point mass insertion on the real line and non-exponential perturbation of the recursion coefficients

Manwah Lilian Wong

arxiv:1009.1631 v1 · 2010-09-08 · math.CA · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QACSP6KG2BLBG66AC2ZYD42ED5}

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	2026-05-18T04:41:13.844842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

800527f946d056137bc016b381f3441f5723225668d287b6c1d9ed9544f4d0bd

Aliases

arxiv: 1009.1631 · arxiv_version: 1009.1631v1 · doi: 10.48550/arxiv.1009.1631 · pith_short_12: QACSP6KG2BLB · pith_short_16: QACSP6KG2BLBG66A · pith_short_8: QACSP6KG

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/QACSP6KG2BLBG66AC2ZYD42ED5 \
  | 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: 800527f946d056137bc016b381f3441f5723225668d287b6c1d9ed9544f4d0bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5d4f7d150554aa8b7f3ecbb52b1e18a00a335c7d68e87e376242135777e3d3a",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2010-09-08T20:02:26Z",
    "title_canon_sha256": "96acc8975b99cf9f6a8b60a8bbec427f718636503bce3a825121fac16b870ff7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1631",
    "kind": "arxiv",
    "version": 1
  }
}