Pith Number

pith:AM5OPC4Y

pith:2018:AM5OPC4YJS6V4EMH75DG3HU3FE

not attested not anchored not stored refs pending

$C^{1,\alpha}$ isometric extensions

L\'aszl\'o Sz\'ekelyhidi Jr, Wentao Cao

arxiv:1806.07335 v1 · 2018-06-19 · math.DG · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AM5OPC4YJS6V4EMH75DG3HU3FE}

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	2026-05-18T00:12:51.300741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

033ae78b984cbd5e1187ff466d9e9b2916325cf79b2dc80d7637fefe5853de0e

Aliases

arxiv: 1806.07335 · arxiv_version: 1806.07335v1 · doi: 10.48550/arxiv.1806.07335 · pith_short_12: AM5OPC4YJS6V · pith_short_16: AM5OPC4YJS6V4EMH · pith_short_8: AM5OPC4Y

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/AM5OPC4YJS6V4EMH75DG3HU3FE \
  | 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: 033ae78b984cbd5e1187ff466d9e9b2916325cf79b2dc80d7637fefe5853de0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40395e8455e7b81b6a190c342f58cd3a7174a1c05bb412ffac69c3a55ef356dc",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-06-19T16:42:53Z",
    "title_canon_sha256": "e3ad03eba246dd72b090ef6d9645dc3b3b10cc1058c4681a064b5bed7ad7db98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07335",
    "kind": "arxiv",
    "version": 1
  }
}