Pith Number

pith:I7XJVQHD

pith:2014:I7XJVQHDI5QSVSP7VWI3DYYAEY

not attested not anchored not stored refs pending

Bellman function approach to the sharp constants in uniform convexity

Paata Ivanisvili

arxiv:1402.4690 v2 · 2014-02-19 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I7XJVQHDI5QSVSP7VWI3DYYAEY}

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	2026-05-18T01:55:43.279796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47ee9ac0e347612ac9ffad91b1e300263471ecf231d8f7f478d6ae79b13e35ae

Aliases

arxiv: 1402.4690 · arxiv_version: 1402.4690v2 · doi: 10.48550/arxiv.1402.4690 · pith_short_12: I7XJVQHDI5QS · pith_short_16: I7XJVQHDI5QSVSP7 · pith_short_8: I7XJVQHD

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/I7XJVQHDI5QSVSP7VWI3DYYAEY \
  | 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: 47ee9ac0e347612ac9ffad91b1e300263471ecf231d8f7f478d6ae79b13e35ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83db23f16e03e881c562ab7d632bc8a2fc0160f4c684977acea17e5ff383cbb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-02-19T15:17:09Z",
    "title_canon_sha256": "29a0e97610978e39b3daba3f8dbb0d8d81c30c796709dbb6a90a4001ec3fe215"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4690",
    "kind": "arxiv",
    "version": 2
  }
}