Pith Number

pith:GLFH6JKH

pith:2015:GLFH6JKHAIMJT2PC54CJES7EB7

not attested not anchored not stored refs pending

A posteriori error analysis of round-off errors in the numerical solution of ordinary differential equations

Anders Logg, Benjamin Kehlet

arxiv:1504.06765 v1 · 2015-04-25 · 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{GLFH6JKHAIMJT2PC54CJES7EB7}

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	2026-05-18T02:17:44.416674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32ca7f2547021899e9e2ef04924be40fe7856b5a2b1366b010015b84d1bd4838

Aliases

arxiv: 1504.06765 · arxiv_version: 1504.06765v1 · doi: 10.48550/arxiv.1504.06765 · pith_short_12: GLFH6JKHAIMJ · pith_short_16: GLFH6JKHAIMJT2PC · pith_short_8: GLFH6JKH

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/GLFH6JKHAIMJT2PC54CJES7EB7 \
  | 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: 32ca7f2547021899e9e2ef04924be40fe7856b5a2b1366b010015b84d1bd4838

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6bcb779c289a3de149947b0abe19a47d3ff903cbe3ee8334d7b855d6874bf13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-04-25T21:53:36Z",
    "title_canon_sha256": "5fff99adc9568f823b345fe4c9755155187ecb74b39b82ec614bc7dc82fce1c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06765",
    "kind": "arxiv",
    "version": 1
  }
}