Pith Number

pith:4QYYAHKR

pith:2014:4QYYAHKRVLJRFLKW2W3D63T7MJ

not attested not anchored not stored refs pending

On the analyticity of CR-diffeomorphisms

Bernhard Lamel, Ilya Kossovskiy

arxiv:1408.6711 v1 · 2014-08-28 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4QYYAHKRVLJRFLKW2W3D63T7MJ}

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	2026-05-18T02:44:01.008428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e431801d51aad312ad56d5b63f6e7f6250d60b551bc640c0c23ee565322f4221

Aliases

arxiv: 1408.6711 · arxiv_version: 1408.6711v1 · doi: 10.48550/arxiv.1408.6711 · pith_short_12: 4QYYAHKRVLJR · pith_short_16: 4QYYAHKRVLJRFLKW · pith_short_8: 4QYYAHKR

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/4QYYAHKRVLJRFLKW2W3D63T7MJ \
  | 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: e431801d51aad312ad56d5b63f6e7f6250d60b551bc640c0c23ee565322f4221

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b04b0637227d975833b6d840d1be3421a49777388d8abcd8e9aee0b77f19ead5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2014-08-28T13:33:29Z",
    "title_canon_sha256": "e709cf94a7a07590f8a0e54df04fe8d6e627bd3ba4ae1c00e83c3eb50fd5c4e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6711",
    "kind": "arxiv",
    "version": 1
  }
}