Pith Number

pith:X5XLSPFY

pith:2011:X5XLSPFY2RECXCA5L2HHZCU3RC

not attested not anchored not stored refs pending

Backward iteration in strongly convex domains

Jasmin Raissy, Marco Abate

arxiv:1104.5370 v2 · 2011-04-28 · math.CV · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5XLSPFY2RECXCA5L2HHZCU3RC}

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	2026-05-18T00:04:24.606371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf6eb93cb8d4482b881d5e8e7c8a9b889db1bc40ac27aee55217c728f26a7c1d

Aliases

arxiv: 1104.5370 · arxiv_version: 1104.5370v2 · doi: 10.48550/arxiv.1104.5370 · pith_short_12: X5XLSPFY2REC · pith_short_16: X5XLSPFY2RECXCA5 · pith_short_8: X5XLSPFY

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/X5XLSPFY2RECXCA5L2HHZCU3RC \
  | 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: bf6eb93cb8d4482b881d5e8e7c8a9b889db1bc40ac27aee55217c728f26a7c1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "608e7d6a05a9f7c7de690a13b3acab7fd5c4e3b50a49f48a627b871ad110e69e",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2011-04-28T12:26:30Z",
    "title_canon_sha256": "6add15ca1e016b7ebc94b4eb989c9fd63d4bb90231085e2ddf195dea45443f67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.5370",
    "kind": "arxiv",
    "version": 2
  }
}