Pith Number

pith:KWQLACYF

pith:2017:KWQLACYFDWZLKEZRHATLQQZFX5

not attested not anchored not stored refs pending

Hybrid Chebyshev function bases for sparse spectral methods in parity-mixed PDEs on an infinite domain

Benjamin Miquel, Keith Julien

arxiv:1703.07441 v2 · 2017-03-21 · physics.flu-dyn · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KWQLACYFDWZLKEZRHATLQQZFX5}

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	2026-05-18T00:33:21.050162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55a0b00b051db2b513313826b84325bf4f9d450bc291ff508ae316fdc61ade5c

Aliases

arxiv: 1703.07441 · arxiv_version: 1703.07441v2 · doi: 10.48550/arxiv.1703.07441 · pith_short_12: KWQLACYFDWZL · pith_short_16: KWQLACYFDWZLKEZR · pith_short_8: KWQLACYF

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/KWQLACYFDWZLKEZRHATLQQZFX5 \
  | 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: 55a0b00b051db2b513313826b84325bf4f9d450bc291ff508ae316fdc61ade5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12fb87820ed8ae1522d206e104c9b620fd3ad6d15e4942c0bc2d250d1bb1bb2f",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2017-03-21T21:42:11Z",
    "title_canon_sha256": "b9ed1cf2b403e976198c2abd1af6a7c8c79ee252137912ddc0ee11ae3ab3c0c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07441",
    "kind": "arxiv",
    "version": 2
  }
}