Pith Number

pith:P2ZDZTOR

pith:2015:P2ZDZTORSNFPNXKUDSZ63IXMC5

not attested not anchored not stored refs pending

Rigorous numerics for PDEs with indefinite tail: existence of a periodic solution of the Boussinesq equation with time-dependent forcing

Aleksander Czechowski, Piotr Zgliczy\'nski

arxiv:1504.04535 v2 · 2015-04-17 · math.AP · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P2ZDZTORSNFPNXKUDSZ63IXMC5}

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	2026-05-18T01:04:54.062830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7eb23ccdd1934af6dd541cb3eda2ec174d1e8fddb6ccab5a68c5daeb6dcf1e90

Aliases

arxiv: 1504.04535 · arxiv_version: 1504.04535v2 · doi: 10.48550/arxiv.1504.04535 · pith_short_12: P2ZDZTORSNFP · pith_short_16: P2ZDZTORSNFPNXKU · pith_short_8: P2ZDZTOR

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/P2ZDZTORSNFPNXKUDSZ63IXMC5 \
  | 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: 7eb23ccdd1934af6dd541cb3eda2ec174d1e8fddb6ccab5a68c5daeb6dcf1e90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5c9161a4b90f3bccab6b7160e9fdde54f530cfe72ab1d9dd318b8a2620b700c",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-04-17T15:29:40Z",
    "title_canon_sha256": "32c2c50458aa74686062dcbe1a70962ee4767a68f3181ebc956d1c5b8c448bfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04535",
    "kind": "arxiv",
    "version": 2
  }
}