Pith Number

pith:TPDZQC3E

pith:2019:TPDZQC3ERUGVU2NK27SRITES3W

not attested not anchored not stored refs pending

Generalization of the Neville-Aitken Interpolation Algorithm on Grassmann Manifolds : Applications to Reduced Order Model

Abdallah El Hamidi, Antoine Falaize, Aziz Hamdouni, Rolando Mosquera

arxiv:1907.02831 v1 · 2019-07-05 · math.NA · cs.NA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPDZQC3ERUGVU2NK27SRITES3W}

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	2026-05-17T23:41:22.953389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bc7980b648d0d5a69aad7e5144c92ddaaa0f493d632df6f57c7d0a6e5b644b2

Aliases

arxiv: 1907.02831 · arxiv_version: 1907.02831v1 · doi: 10.48550/arxiv.1907.02831 · pith_short_12: TPDZQC3ERUGV · pith_short_16: TPDZQC3ERUGVU2NK · pith_short_8: TPDZQC3E

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/TPDZQC3ERUGVU2NK27SRITES3W \
  | 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: 9bc7980b648d0d5a69aad7e5144c92ddaaa0f493d632df6f57c7d0a6e5b644b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dec3dde146a21ce862a43b888e14b4371673c701f3e5555a59f3924bf5516d7b",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-07-05T13:54:10Z",
    "title_canon_sha256": "0c652f4d6932aa8770bc30167e2a524645292472e7626869fad1c38fffbb5150"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02831",
    "kind": "arxiv",
    "version": 1
  }
}