Pith Number

pith:SSDWM2Z7

pith:2011:SSDWM2Z7ZX3MDYSD4PDHUPP52H

not attested not anchored not stored refs pending

Almost conformal transformation in a four dimensional Riemannian manifold with an additional structure

Iva Dokuzova

arxiv:1110.1817 v1 · 2011-10-09 · 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{SSDWM2Z7ZX3MDYSD4PDHUPP52H}

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	2026-05-18T02:55:50.113963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9487666b3fcdf6c1e243e3c67a3dfdd1e6656f38fe42d3c297aafecd47b3ee44

Aliases

arxiv: 1110.1817 · arxiv_version: 1110.1817v1 · doi: 10.48550/arxiv.1110.1817 · pith_short_12: SSDWM2Z7ZX3M · pith_short_16: SSDWM2Z7ZX3MDYSD · pith_short_8: SSDWM2Z7

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/SSDWM2Z7ZX3MDYSD4PDHUPP52H \
  | 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: 9487666b3fcdf6c1e243e3c67a3dfdd1e6656f38fe42d3c297aafecd47b3ee44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fc9ffe487b5783ad1ecf1fd3f849c9fefc63d6c52879daa0c4e93188f442205",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-10-09T10:36:06Z",
    "title_canon_sha256": "3ec030fa95380a0f3b842abb0ff0f9aedd40810396e721528c28323646150125"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1817",
    "kind": "arxiv",
    "version": 1
  }
}