Pith Number

pith:ZSYSR3YZ

pith:2008:ZSYSR3YZHTOEGR6IWDPVSSAQBN

not attested not anchored not stored refs pending

Conformally Invariant Operators via Curved Casimirs: Examples

Andreas Cap, A. Rod Gover, Vladimir Soucek

arxiv:0808.1978 v2 · 2008-08-14 · 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{ZSYSR3YZHTOEGR6IWDPVSSAQBN}

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	2026-05-18T01:32:01.786223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccb128ef193cdc4347c8b0df5948100b6c3a8ccad52fca0d389b193829bd1e5f

Aliases

arxiv: 0808.1978 · arxiv_version: 0808.1978v2 · doi: 10.48550/arxiv.0808.1978 · pith_short_12: ZSYSR3YZHTOE · pith_short_16: ZSYSR3YZHTOEGR6I · pith_short_8: ZSYSR3YZ

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/ZSYSR3YZHTOEGR6IWDPVSSAQBN \
  | 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: ccb128ef193cdc4347c8b0df5948100b6c3a8ccad52fca0d389b193829bd1e5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab1186d54c81c067d54b90fa4c8eddb613785c7c094a440245daa59900f6ebb5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2008-08-14T11:40:50Z",
    "title_canon_sha256": "0a87c6a7587b13d92062fb659688df029a450896c178c457f3b98cea98b5cbf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1978",
    "kind": "arxiv",
    "version": 2
  }
}