Pith Number

pith:ZDICT7XJ

pith:2017:ZDICT7XJDILO3V6W6FVCPK53OU

not attested not anchored not stored refs pending

Dual Variational Methods for a nonlinear Helmholtz system

Dominic Scheider, Rainer Mandel

arxiv:1710.04526 v2 · 2017-10-12 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZDICT7XJDILO3V6W6FVCPK53OU}

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	2026-05-18T00:08:31.333083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8d029fee91a16edd7d6f16a27abbb750d37489e45f105fa2b0b68df9cc4bb31

Aliases

arxiv: 1710.04526 · arxiv_version: 1710.04526v2 · doi: 10.48550/arxiv.1710.04526 · pith_short_12: ZDICT7XJDILO · pith_short_16: ZDICT7XJDILO3V6W · pith_short_8: ZDICT7XJ

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/ZDICT7XJDILO3V6W6FVCPK53OU \
  | 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: c8d029fee91a16edd7d6f16a27abbb750d37489e45f105fa2b0b68df9cc4bb31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0da30c41cfba3b3dd41865315cfaf43a69ac064447855b5000a0acdaebeb7aa3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-10-12T14:08:21Z",
    "title_canon_sha256": "46118e6b0140da3bb97a7a7652de0472743df8edb1f95c2f407ce0cf18795e51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.04526",
    "kind": "arxiv",
    "version": 2
  }
}