Pith Number

pith:GYGUXK35

pith:2018:GYGUXK35WGIKBMM7U6DYP7SXIM

not attested not anchored not stored refs pending

H-principles for regular Lagrangians

Oleg Lazarev

arxiv:1808.05993 v1 · 2018-08-17 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GYGUXK35WGIKBMM7U6DYP7SXIM}

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	2026-05-18T00:07:46.518549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

360d4bab7db190a0b19fa78787fe574318766e7f418a76e6cefda244d07f8bb9

Aliases

arxiv: 1808.05993 · arxiv_version: 1808.05993v1 · doi: 10.48550/arxiv.1808.05993 · pith_short_12: GYGUXK35WGIK · pith_short_16: GYGUXK35WGIKBMM7 · pith_short_8: GYGUXK35

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/GYGUXK35WGIKBMM7U6DYP7SXIM \
  | 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: 360d4bab7db190a0b19fa78787fe574318766e7f418a76e6cefda244d07f8bb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84b8ae90c359216e014c0e5dcc562efdae6e1bd8b8ba311c8a94b74f3127ce41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2018-08-17T20:50:23Z",
    "title_canon_sha256": "aafb3a1214e245d1922c899364a8dc831d5d5958f61833fd6fba430ebe7f9591"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05993",
    "kind": "arxiv",
    "version": 1
  }
}