Pith Number

pith:VHHJK3I2

pith:2025:VHHJK3I2VO3DGZWYC6ALOHYS2V

not attested not anchored not stored refs pending

Periodic orbits in time-dependent planar Stark-Zeeman systems

Urs Frauenfelder

arxiv:2503.09209 v1 · 2025-03-12 · 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{VHHJK3I2VO3DGZWYC6ALOHYS2V}

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

Towards a Floer theory for Mars I -- Twisted Zeeman systems

Receipt and verification

First computed	2026-07-05T10:29:51.633668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9ce956d1aabb63366d81780b71f12d5553326d41e65ce32694e5183ab418b98

Aliases

arxiv: 2503.09209 · arxiv_version: 2503.09209v1 · doi: 10.48550/arxiv.2503.09209 · pith_short_12: VHHJK3I2VO3D · pith_short_16: VHHJK3I2VO3DGZWY · pith_short_8: VHHJK3I2

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/VHHJK3I2VO3DGZWYC6ALOHYS2V \
  | 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: a9ce956d1aabb63366d81780b71f12d5553326d41e65ce32694e5183ab418b98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6265ef0a2a26344d0366b4afdf340e8d7faf81973c4ba3c301f39517b6c92a5d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2025-03-12T09:58:33Z",
    "title_canon_sha256": "152f3f63783f21209686873ce84bbb50718094088e8c787efc461d1be00543fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.09209",
    "kind": "arxiv",
    "version": 1
  }
}