Pith Number

pith:47753ZFZ

pith:2012:47753ZFZNV2AD7WQP2AYLA3XTG

not attested not anchored not stored refs pending

Linear differential operators on contact manifolds

Charles H. Conley, Valentin Ovsienko (ICJ)

arxiv:1205.6562 v1 · 2012-05-30 · math-ph · math.DG · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47753ZFZNV2AD7WQP2AYLA3XTG}

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	2026-05-17T23:57:16.153917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7ffdde4b96d7401fed07e81858377998b95391b1938d43c003f4f33f667b2a1

Aliases

arxiv: 1205.6562 · arxiv_version: 1205.6562v1 · doi: 10.48550/arxiv.1205.6562 · pith_short_12: 47753ZFZNV2A · pith_short_16: 47753ZFZNV2AD7WQ · pith_short_8: 47753ZFZ

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/47753ZFZNV2AD7WQP2AYLA3XTG \
  | 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: e7ffdde4b96d7401fed07e81858377998b95391b1938d43c003f4f33f667b2a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf3e9e047c2735f623fdc9eb92f680fdbcc282a79d57cf69ac8b72986026819b",
    "cross_cats_sorted": [
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-05-30T07:23:29Z",
    "title_canon_sha256": "afae9cada53dc18c5a881236bcca88120ba2235e05977440abc3fde7097a78fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.6562",
    "kind": "arxiv",
    "version": 1
  }
}