Pith Number

pith:VXBQ3PAD

pith:2017:VXBQ3PADXNO73LN5VEEIZL7PSU

not attested not anchored not stored refs pending

Computational complexity, torsion-freeness of homoclinic Floer homology, and homoclinic Morse inequalities

Sonja Hohloch

arxiv:1702.03837 v2 · 2017-02-13 · 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{VXBQ3PADXNO73LN5VEEIZL7PSU}

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	2026-05-18T00:42:58.465383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adc30dbc03bb5dfdadbda9088cafef952ae1ccd89a89d107f01d868b5d8f3ab6

Aliases

arxiv: 1702.03837 · arxiv_version: 1702.03837v2 · doi: 10.48550/arxiv.1702.03837 · pith_short_12: VXBQ3PADXNO7 · pith_short_16: VXBQ3PADXNO73LN5 · pith_short_8: VXBQ3PAD

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/VXBQ3PADXNO73LN5VEEIZL7PSU \
  | 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: adc30dbc03bb5dfdadbda9088cafef952ae1ccd89a89d107f01d868b5d8f3ab6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81b8981a12eccfae91e2fa4bc7b7d0af30daa17e09149c0b65b75f4696bc9876",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2017-02-13T15:50:45Z",
    "title_canon_sha256": "e2672ae15151d0acbe15a0a34693dea93447a3258661b4760c3d6e71c18e17fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03837",
    "kind": "arxiv",
    "version": 2
  }
}