Pith Number

pith:SOYQNBTK

pith:2019:SOYQNBTKPAWCXEYEUMX76K66VR

not attested not anchored not stored refs pending

Normal Forms for Dirac-Jacobi bundles and Splitting Theorems for Jacobi Structures

Jonas Schnitzer

arxiv:1901.00207 v1 · 2019-01-01 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SOYQNBTKPAWCXEYEUMX76K66VR}

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	2026-05-17T23:57:06.703955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93b106866a782c2b9304a32fff2bdeac47aa5b02bb5dd17331c92e8950e5a55d

Aliases

arxiv: 1901.00207 · arxiv_version: 1901.00207v1 · doi: 10.48550/arxiv.1901.00207 · pith_short_12: SOYQNBTKPAWC · pith_short_16: SOYQNBTKPAWCXEYE · pith_short_8: SOYQNBTK

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/SOYQNBTKPAWCXEYEUMX76K66VR \
  | 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: 93b106866a782c2b9304a32fff2bdeac47aa5b02bb5dd17331c92e8950e5a55d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13a252d624d9623afb303d4ee808d357b996a0a2e72a942b5f9b6f95d17f0e8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-01-01T20:31:18Z",
    "title_canon_sha256": "7178d5ffed7977c93487493ad100a77cbff669cdfc5247effe3b8a9150259ae8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00207",
    "kind": "arxiv",
    "version": 1
  }
}