Pith Number

pith:QAB6NLI6

pith:2023:QAB6NLI67ZSWFV34HLB3IPUGYO

not attested not anchored not stored refs pending

A proof of the Hamiltonian Thom Isotopy Lemma

Antonio Lerario, Fabio Cavalletti, Paolo Antonini

arxiv:2307.06826 v1 · 2023-07-13 · math.SG · 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{QAB6NLI67ZSWFV34HLB3IPUGYO}

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	2026-07-05T06:30:38.150349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8003e6ad1efe6562d77c3ac3b43e86c3b5b30393ab8e3e85c85e19e669c7402b

Aliases

arxiv: 2307.06826 · arxiv_version: 2307.06826v1 · doi: 10.48550/arxiv.2307.06826 · pith_short_12: QAB6NLI67ZSW · pith_short_16: QAB6NLI67ZSWFV34 · pith_short_8: QAB6NLI6

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/QAB6NLI67ZSWFV34HLB3IPUGYO \
  | 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: 8003e6ad1efe6562d77c3ac3b43e86c3b5b30393ab8e3e85c85e19e669c7402b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b1297fe534367de00d314ff676c79a663f67fac918ab90268a825e912394fd1",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2023-07-13T15:42:38Z",
    "title_canon_sha256": "e60863cec7d2b2fb2e74b4774510a103dd4134c136c5b58d668a02d014afdc43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.06826",
    "kind": "arxiv",
    "version": 1
  }
}