Pith Number

pith:VAGQUK7R

pith:2018:VAGQUK7R5ET2SH2TFGK5REMROI

not attested not anchored not stored refs pending

Herglotz' generalized variational principle and contact type Hamilton-Jacobi equations

Jun Yan, Kaizhi Wang, Piermarco Cannarsa, Wei Cheng

arxiv:1804.03411 v5 · 2018-04-10 · 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{VAGQUK7R5ET2SH2TFGK5REMROI}

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	2026-05-17T23:53:51.486498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a80d0a2bf1e927a91f532995d89191722917e109f504c359bf10479965ced56d

Aliases

arxiv: 1804.03411 · arxiv_version: 1804.03411v5 · doi: 10.48550/arxiv.1804.03411 · pith_short_12: VAGQUK7R5ET2 · pith_short_16: VAGQUK7R5ET2SH2T · pith_short_8: VAGQUK7R

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/VAGQUK7R5ET2SH2TFGK5REMROI \
  | 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: a80d0a2bf1e927a91f532995d89191722917e109f504c359bf10479965ced56d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b7e9835bd9a17e69e0f949ac7c0db17981117e5c3fda1be48f7b3ca1a35d6af",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-04-10T09:18:15Z",
    "title_canon_sha256": "6ce22eef16125db908023c498e9c27b822fa02702a8242e9b6faae3b629afb81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03411",
    "kind": "arxiv",
    "version": 5
  }
}