Pith Number

pith:MHFQYQ5W

pith:2026:MHFQYQ5WMY2IRZKIROSBBO5ELW

not attested not anchored not stored refs pending

Error bounds for approximate posteriors from likelihood-informed reduced-order models

Elisabeth Ullmann, Han Cheng Lie, Jakob Scheffels

arxiv:2606.00274 v1 · 2026-05-29 · 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{MHFQYQ5WMY2IRZKIROSBBO5ELW}

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	2026-06-02T01:03:23.458349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61cb0c43b6663488e5488ba410bba45d954e99474c01c3c2872424800ce8be96

Aliases

arxiv: 2606.00274 · arxiv_version: 2606.00274v1 · doi: 10.48550/arxiv.2606.00274 · pith_short_12: MHFQYQ5WMY2I · pith_short_16: MHFQYQ5WMY2IRZKI · pith_short_8: MHFQYQ5W

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/MHFQYQ5WMY2IRZKIROSBBO5ELW \
  | 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: 61cb0c43b6663488e5488ba410bba45d954e99474c01c3c2872424800ce8be96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a75c9b45365f85e47b4b719cccca74b5cb5f0f6c9bf70fc7c2df8b79d54725ee",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-05-29T19:07:50Z",
    "title_canon_sha256": "7b47cddefeefd2ff547cbb327d77d504d48d407405a8352ec105a91d45752227"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.00274",
    "kind": "arxiv",
    "version": 1
  }
}