Pith Number

pith:6A5EJENW

pith:2025:6A5EJENW5FS7CHAFSXTPQVG4BH

not attested not anchored not stored refs pending

Reeb orbits frequently intersecting a symplectic surface

Michael Hutchings

arxiv:2504.19332 v2 · 2025-04-27 · math.SG · 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{6A5EJENW5FS7CHAFSXTPQVG4BH}

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.

Cited by

1 paper in Pith

Elementary spectral invariants and three-dimensional Reeb dynamics

Receipt and verification

First computed	2026-07-05T11:07:24.042377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f03a4491b6e965f11c0595e6f854dc09f4eea4737abbb90bdaf97171df29dad1

Aliases

arxiv: 2504.19332 · arxiv_version: 2504.19332v2 · doi: 10.48550/arxiv.2504.19332 · pith_short_12: 6A5EJENW5FS7 · pith_short_16: 6A5EJENW5FS7CHAF · pith_short_8: 6A5EJENW

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/6A5EJENW5FS7CHAFSXTPQVG4BH \
  | 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: f03a4491b6e965f11c0595e6f854dc09f4eea4737abbb90bdaf97171df29dad1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d3f8a76e282c9646a39172567160422c3ea77c6c25d8142db91ef8882efaf12",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2025-04-27T19:06:05Z",
    "title_canon_sha256": "18de913ab6aa167ddda36fe867e320bf35f8ad0af1adb8f54daa0c21a5f29022"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.19332",
    "kind": "arxiv",
    "version": 2
  }
}