Pith Number

pith:SWNNKN2M

pith:2017:SWNNKN2MNR7G3BMYW2IDXQK4RU

not attested not anchored not stored refs pending

Isoparametric functions on $\mathbb{R}^n\times\mathbb{M}^m$

Jurgen Julio-Batalla

arxiv:1801.00351 v2 · 2017-12-31 · 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{SWNNKN2MNR7G3BMYW2IDXQK4RU}

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	2026-05-18T00:26:48.841985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

959ad5374c6c7e6d8598b6903bc15c8d0448fa5caf19f6333903e8d6238e84d7

Aliases

arxiv: 1801.00351 · arxiv_version: 1801.00351v2 · doi: 10.48550/arxiv.1801.00351 · pith_short_12: SWNNKN2MNR7G · pith_short_16: SWNNKN2MNR7G3BMY · pith_short_8: SWNNKN2M

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/SWNNKN2MNR7G3BMYW2IDXQK4RU \
  | 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: 959ad5374c6c7e6d8598b6903bc15c8d0448fa5caf19f6333903e8d6238e84d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46cc55f3a2414682af7e603ef3ca93e3f122c9d6a6400b69bae0b159a72c0b74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-12-31T20:29:13Z",
    "title_canon_sha256": "c620e28d31279f568bb15079ae4c468d498eae9b875ab3d06ae5f4f2965791bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00351",
    "kind": "arxiv",
    "version": 2
  }
}