Pith Number

pith:ANIHO4M6

pith:2018:ANIHO4M67U6MB2A5Q32CRQWXHP

not attested not anchored not stored refs pending

The Target-Matrix Optimization Paradigm for High-Order Meshes

Ketan Mittal, Patrick Knupp, Tzanio Kolev, Veselin Dobrev, Vladimir Tomov

arxiv:1807.09807 v1 · 2018-07-25 · 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{ANIHO4M67U6MB2A5Q32CRQWXHP}

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	2026-05-18T00:09:46.573442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

035077719efd3cc0e81d86f428c2d73bee1ef6ebd0a3dfae06b30a7f2b64c50a

Aliases

arxiv: 1807.09807 · arxiv_version: 1807.09807v1 · doi: 10.48550/arxiv.1807.09807 · pith_short_12: ANIHO4M67U6M · pith_short_16: ANIHO4M67U6MB2A5 · pith_short_8: ANIHO4M6

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/ANIHO4M67U6MB2A5Q32CRQWXHP \
  | 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: 035077719efd3cc0e81d86f428c2d73bee1ef6ebd0a3dfae06b30a7f2b64c50a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91f570a225ac1d3ce6eeed046fbe883e3b4ba8c7f1a4c8158c6b5003dd16798d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-07-25T18:17:11Z",
    "title_canon_sha256": "3b15aec75533af58b05ad837a7f4e39925f5aabbc7123d8e7e96c52ef4697405"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09807",
    "kind": "arxiv",
    "version": 1
  }
}