Pith Number

pith:ET43B2IC

pith:2019:ET43B2ICP37MAXYJ63SCBZQAHC

not attested not anchored not stored refs pending

Space-Time Nonlinear Upscaling Framework Using Non-local Multi-continuum Approach

Eric T. Chung, Maria Vasilyeva, Mary Wheeler, Wing T. Leung, Yalchin Efendiev

arxiv:1908.05582 v2 · 2019-08-15 · math.NA · cs.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{ET43B2ICP37MAXYJ63SCBZQAHC}

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	2026-07-05T00:01:03.426846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24f9b0e9027efec05f09f6e420e60038868f97e253a93d2ef7398d68f69161bc

Aliases

arxiv: 1908.05582 · arxiv_version: 1908.05582v2 · doi: 10.48550/arxiv.1908.05582 · pith_short_12: ET43B2ICP37M · pith_short_16: ET43B2ICP37MAXYJ · pith_short_8: ET43B2IC

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/ET43B2ICP37MAXYJ63SCBZQAHC \
  | 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: 24f9b0e9027efec05f09f6e420e60038868f97e253a93d2ef7398d68f69161bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3948f574fcd82c510bc8aa89633887b916dbb36d04e10316fcb99506c16511a0",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-08-15T15:31:53Z",
    "title_canon_sha256": "3b1486fbb8af6d140b162bfc52b442992ddaa33e7355dc7719f1d85fa77c65f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05582",
    "kind": "arxiv",
    "version": 2
  }
}