Pith Number

pith:IXHEIYWV

pith:2016:IXHEIYWVFBO3LHIS3G3RSNXOJI

not attested not anchored not stored refs pending

Robust discretization in quantized tensor train format for elliptic problems in two dimensions

A. V. Chertkov, I. V. Oseledets, M. V. Rakhuba

arxiv:1612.01166 v3 · 2016-12-04 · 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{IXHEIYWVFBO3LHIS3G3RSNXOJI}

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	2026-05-18T00:54:15.255564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45ce4462d5285db59d12d9b71936ee4a3ecd03740a22fa78cd4bbecc5cca2606

Aliases

arxiv: 1612.01166 · arxiv_version: 1612.01166v3 · doi: 10.48550/arxiv.1612.01166 · pith_short_12: IXHEIYWVFBO3 · pith_short_16: IXHEIYWVFBO3LHIS · pith_short_8: IXHEIYWV

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/IXHEIYWVFBO3LHIS3G3RSNXOJI \
  | 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: 45ce4462d5285db59d12d9b71936ee4a3ecd03740a22fa78cd4bbecc5cca2606

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dddacf13117af3c2a5d5f7d45994cdf68dce6ff6bcdcc3cfe1bcd2cd5ceb5348",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-12-04T18:56:25Z",
    "title_canon_sha256": "c635c39457dd38a5e7c5dd03926fc3fd71f4057799a8f71e1b303662611d9ef2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.01166",
    "kind": "arxiv",
    "version": 3
  }
}