Pith Number

pith:IN2FXGDE

pith:2019:IN2FXGDEMIOTFFI7K33SORVZ3R

not attested not anchored not stored refs pending

Multi-dimensional interpolations in C++

Maarten de Jong

arxiv:1907.02597 v1 · 2019-07-03 · cs.MS · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IN2FXGDEMIOTFFI7K33SORVZ3R}

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	2026-05-17T23:41:23.804813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43745b9864621d32951f56f72746b9dc54fe3f7bc1dc90b3a43606c7a0bce5b4

Aliases

arxiv: 1907.02597 · arxiv_version: 1907.02597v1 · doi: 10.48550/arxiv.1907.02597 · pith_short_12: IN2FXGDEMIOT · pith_short_16: IN2FXGDEMIOTFFI7 · pith_short_8: IN2FXGDE

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/IN2FXGDEMIOTFFI7K33SORVZ3R \
  | 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: 43745b9864621d32951f56f72746b9dc54fe3f7bc1dc90b3a43606c7a0bce5b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02d7c8adcd3a6095517a9049a59f2a1bcb0f1b1a1c7d0b5c43ddf4aa65184332",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2019-07-03T08:16:49Z",
    "title_canon_sha256": "6fb1746684483a8ffa9b5b71617be608e9f5bced8c235d192ba1ef7d7c066b67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02597",
    "kind": "arxiv",
    "version": 1
  }
}