Pith Number

pith:ITGVU4TG

pith:2016:ITGVU4TGJBXP7EGQK3KWTYF7DL

not attested not anchored not stored refs pending

Preconditioned Implicit-Exponential (IMEXP) Time Integrators for Stiff Differential Equations

Greg Rainwater, Mayya Tokman, Vu Thai Luan

arxiv:1605.02858 v1 · 2016-05-10 · 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{ITGVU4TGJBXP7EGQK3KWTYF7DL}

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	2026-05-18T01:15:08.424823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44cd5a7266486eff90d056d569e0bf1ae7852b06d9e95f736c15fd82928822a2

Aliases

arxiv: 1605.02858 · arxiv_version: 1605.02858v1 · doi: 10.48550/arxiv.1605.02858 · pith_short_12: ITGVU4TGJBXP · pith_short_16: ITGVU4TGJBXP7EGQ · pith_short_8: ITGVU4TG

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/ITGVU4TGJBXP7EGQK3KWTYF7DL \
  | 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: 44cd5a7266486eff90d056d569e0bf1ae7852b06d9e95f736c15fd82928822a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b0b182a3b8c1360390313b59e484e780c1a77828ad9d5350d5269bfe276fb4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-05-10T05:40:24Z",
    "title_canon_sha256": "c82b9a195d76d1d1acab7fdf9c52e82212e26969f9df8d5f22c4b4045ce44138"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02858",
    "kind": "arxiv",
    "version": 1
  }
}