Pith Number

pith:SRD4HS7N

pith:2017:SRD4HS7NWC4EMHVQ35MI7TD5KF

not attested not anchored not stored refs pending

Upper estimates of Christoffel function on convex domains

A. Prymak

arxiv:1704.03025 v2 · 2017-04-10 · 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{SRD4HS7NWC4EMHVQ35MI7TD5KF}

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	2026-05-18T00:39:35.920860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9447c3cbedb0b8461eb0df588fcc7d5160b3e6fc8ffb0e307863aed623723d85

Aliases

arxiv: 1704.03025 · arxiv_version: 1704.03025v2 · doi: 10.48550/arxiv.1704.03025 · pith_short_12: SRD4HS7NWC4E · pith_short_16: SRD4HS7NWC4EMHVQ · pith_short_8: SRD4HS7N

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/SRD4HS7NWC4EMHVQ35MI7TD5KF \
  | 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: 9447c3cbedb0b8461eb0df588fcc7d5160b3e6fc8ffb0e307863aed623723d85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "637d2727b870bf3744c9a7b495d23526f9fa4088f1d7a8a54c5cb3e63e6beaac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-04-10T19:16:57Z",
    "title_canon_sha256": "eeb45858e98bb993d6e46e374b2c6609f62a18f6536461aef62f3a7a0f49fd6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03025",
    "kind": "arxiv",
    "version": 2
  }
}