Pith Number

pith:IL7SI475

pith:2009:IL7SI475RRD4P2RPB7SY3FPTHV

not attested not anchored not stored refs pending

Isothermic submanifolds of symmetric $R$-spaces

F.E. Burstall, F. Pedit, N.M. Donaldson, U. Pinkall

arxiv:0906.1692 v2 · 2009-06-09 · 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{IL7SI475RRD4P2RPB7SY3FPTHV}

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	2026-05-18T04:06:17.887360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42ff2473fd8c47c7ea2f0fe58d95f33d6a3d78986604b8d63fb56eeac50d4332

Aliases

arxiv: 0906.1692 · arxiv_version: 0906.1692v2 · doi: 10.48550/arxiv.0906.1692 · pith_short_12: IL7SI475RRD4 · pith_short_16: IL7SI475RRD4P2RP · pith_short_8: IL7SI475

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/IL7SI475RRD4P2RPB7SY3FPTHV \
  | 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: 42ff2473fd8c47c7ea2f0fe58d95f33d6a3d78986604b8d63fb56eeac50d4332

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a10ddeb872a1b1ea13dbd4f229633b877cb62e245d3ec555549cc24704a81e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2009-06-09T11:08:31Z",
    "title_canon_sha256": "306ac45300f7f8883250c7e18b79655826746085875ed038293ddc94997c1bfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1692",
    "kind": "arxiv",
    "version": 2
  }
}