Pith Number

pith:UPZ7OSL2

pith:2017:UPZ7OSL2ROP3JMSYIJWFZ5LCRC

not attested not anchored not stored refs pending

Jet determination of smooth CR automorphisms and generalized stationary discs

Bernhard Lamel, Florian Bertrand, Giuseppe Della Sala

arxiv:1705.01527 v2 · 2017-05-03 · 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{UPZ7OSL2ROP3JMSYIJWFZ5LCRC}

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	2026-05-18T00:07:43.865155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f3f7497a8b9fb4b258426c5cf5628891a2ad37dd9034ec3d2e0e85fa9a917c

Aliases

arxiv: 1705.01527 · arxiv_version: 1705.01527v2 · doi: 10.48550/arxiv.1705.01527 · pith_short_12: UPZ7OSL2ROP3 · pith_short_16: UPZ7OSL2ROP3JMSY · pith_short_8: UPZ7OSL2

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/UPZ7OSL2ROP3JMSYIJWFZ5LCRC \
  | 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: a3f3f7497a8b9fb4b258426c5cf5628891a2ad37dd9034ec3d2e0e85fa9a917c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec23fb3e82c5e6c2363fb91ef3ac2948cff9a2a74715578fcb417f3ac4150e72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2017-05-03T17:42:01Z",
    "title_canon_sha256": "b41a755982856686fcd57f6e8b9df9e3ba56da26360ce488a035cb2e713ae97b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01527",
    "kind": "arxiv",
    "version": 2
  }
}