Pith Number

pith:Y6JQ65BK

pith:2014:Y6JQ65BKILNCZCV6UQLZAKKRJ2

not attested not anchored not stored refs pending

Eliminating the pollution effect in Helmholtz problems by local subscale correction

Daniel Peterseim

arxiv:1411.7512 v3 · 2014-11-27 · 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{Y6JQ65BKILNCZCV6UQLZAKKRJ2}

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	2026-05-18T01:29:54.699871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7930f742a42da2c8abea4179029514ea893ea72c5f9916762a129075ebad642

Aliases

arxiv: 1411.7512 · arxiv_version: 1411.7512v3 · doi: 10.48550/arxiv.1411.7512 · pith_short_12: Y6JQ65BKILNC · pith_short_16: Y6JQ65BKILNCZCV6 · pith_short_8: Y6JQ65BK

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/Y6JQ65BKILNCZCV6UQLZAKKRJ2 \
  | 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: c7930f742a42da2c8abea4179029514ea893ea72c5f9916762a129075ebad642

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6087789adfd9a8bf6ebe54242513f2f61e99540e4be2d01316c127af1ff93db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-11-27T09:41:55Z",
    "title_canon_sha256": "6b329bc5a4578e24903c23297a9e8cad1e054de800a4c6ea19c573a581047627"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.7512",
    "kind": "arxiv",
    "version": 3
  }
}