Pith Number

pith:F4HVNGAV

pith:2018:F4HVNGAV4QKAOPAX6BZUEPIAY2

not attested not anchored not stored refs pending

A Note on QR-Based Model Reduction: Algorithm, Software, and Gravitational Wave Applications

Dangxing Chen, Harbir Antil, Scott E. Field

arxiv:1805.06124 v1 · 2018-05-16 · cs.DC · gr-qc · 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{F4HVNGAV4QKAOPAX6BZUEPIAY2}

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	2026-05-17T23:58:14.286940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f0f569815e414073c17f073423d00c699e5fa234d4a2f99a000df7f97b6443b

Aliases

arxiv: 1805.06124 · arxiv_version: 1805.06124v1 · doi: 10.48550/arxiv.1805.06124 · pith_short_12: F4HVNGAV4QKA · pith_short_16: F4HVNGAV4QKAOPAX · pith_short_8: F4HVNGAV

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/F4HVNGAV4QKAOPAX6BZUEPIAY2 \
  | 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: 2f0f569815e414073c17f073423d00c699e5fa234d4a2f99a000df7f97b6443b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "641b55270cd6b814a19b67891c47c90ed7740f27dc6318ede1889b85e387a20d",
    "cross_cats_sorted": [
      "gr-qc",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-05-16T04:29:33Z",
    "title_canon_sha256": "28882ccd8ea3870d14979a0a91c8382e69f655c04e744b6cc80a6968233df8b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06124",
    "kind": "arxiv",
    "version": 1
  }
}