Pith Number

pith:B2VZSROG

pith:2026:B2VZSROGCADUQRKJTKJNYXHIUY

not attested not anchored not stored refs pending

Automated Galerkin time stepping in Irksome

Boris D. Andrews, Pablo Brubeck, Patrick E. Farrell, Robert C. Kirby, Scott P. MacLachlan

arxiv:2606.27300 v1 · 2026-06-25 · math.NA · cs.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{B2VZSROGCADUQRKJTKJNYXHIUY}

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	2026-06-26T01:16:18.148223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eab9945c610074845499a92dc5ce8a62bf5697c6a6abb4a2973614793450af2

Aliases

arxiv: 2606.27300 · arxiv_version: 2606.27300v1 · doi: 10.48550/arxiv.2606.27300 · pith_short_12: B2VZSROGCADU · pith_short_16: B2VZSROGCADUQRKJ · pith_short_8: B2VZSROG

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/B2VZSROGCADUQRKJTKJNYXHIUY \
  | 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: 0eab9945c610074845499a92dc5ce8a62bf5697c6a6abb4a2973614793450af2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "651ce5294eacbdf7752e274bfee3ebdc65a004672332a3f917934ce597e72f58",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-25T17:21:38Z",
    "title_canon_sha256": "fb803216df17b83f96c4f49e4e882a362c1c99d22932f7245403cad5baca532e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27300",
    "kind": "arxiv",
    "version": 1
  }
}