Pith Number

pith:MVOGYEMQ

pith:2015:MVOGYEMQCQKWRESP6B2ZNPRFJJ

not attested not anchored not stored refs pending

Hyperbolic cross approximation in infinite dimensions

Dinh D\~ung, Michael Griebel

arxiv:1501.01119 v3 · 2015-01-06 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MVOGYEMQCQKWRESP6B2ZNPRFJJ}

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	2026-05-18T01:27:32.063375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

655c6c1190141568924ff07596be254a7148a14eb24eb1e5c071fb82ae99bed5

Aliases

arxiv: 1501.01119 · arxiv_version: 1501.01119v3 · doi: 10.48550/arxiv.1501.01119 · pith_short_12: MVOGYEMQCQKW · pith_short_16: MVOGYEMQCQKWRESP · pith_short_8: MVOGYEMQ

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/MVOGYEMQCQKWRESP6B2ZNPRFJJ \
  | 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: 655c6c1190141568924ff07596be254a7148a14eb24eb1e5c071fb82ae99bed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1666b9c910b33eed4ea91bbbfe0671e45a65d624342d31674a8bce2d87a9b4da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-01-06T09:34:26Z",
    "title_canon_sha256": "0492c7ec7386b015ecc8d5fb8fb377a5186e26d28963755a2c9f29564b4e6a4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01119",
    "kind": "arxiv",
    "version": 3
  }
}