Pith Number

pith:YL74EFF2

pith:2019:YL74EFF2XMXIKKHCL5TSWXJDLB

not attested not anchored not stored refs pending

Herglotz' variational principle and Lax-Oleinik evolution

Jun Yan, Kaizhi Wang, Liang Jin, Piermarco Cannarsa, Wei Cheng

arxiv:1907.05769 v1 · 2019-07-12 · 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{YL74EFF2XMXIKKHCL5TSWXJDLB}

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	2026-05-17T23:40:44.473355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2ffc214babb2e8528e25f672b5d2358618762f1636c5f09e338c24e3c32165c

Aliases

arxiv: 1907.05769 · arxiv_version: 1907.05769v1 · doi: 10.48550/arxiv.1907.05769 · pith_short_12: YL74EFF2XMXI · pith_short_16: YL74EFF2XMXIKKHC · pith_short_8: YL74EFF2

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/YL74EFF2XMXIKKHCL5TSWXJDLB \
  | 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: c2ffc214babb2e8528e25f672b5d2358618762f1636c5f09e338c24e3c32165c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1458c0ef19c665360c9242884ff96b01259bf985dde1932518372eab75fbdbe7",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-07-12T14:37:20Z",
    "title_canon_sha256": "4307b2a6de5b4a6ddea26cadec331eaca23850c1e42e16c39fd99137345ea190"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05769",
    "kind": "arxiv",
    "version": 1
  }
}