Pith Number

pith:6TSKLMOB

pith:2008:6TSKLMOBSZIFDNWAIVQ3QAF3AU

not attested not anchored not stored refs pending

On the QALE geometry of Nakajima's metric

Gilles Carron (LMJL)

arxiv:0811.3870 v1 · 2008-11-24 · 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{6TSKLMOBSZIFDNWAIVQ3QAF3AU}

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	2026-05-18T02:49:54.377136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4e4a5b1c1965051b6c04561b800bb0535bd26ea15f68b8b07039ff759f495b3

Aliases

arxiv: 0811.3870 · arxiv_version: 0811.3870v1 · doi: 10.48550/arxiv.0811.3870 · pith_short_12: 6TSKLMOBSZIF · pith_short_16: 6TSKLMOBSZIFDNWA · pith_short_8: 6TSKLMOB

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/6TSKLMOBSZIFDNWAIVQ3QAF3AU \
  | 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: f4e4a5b1c1965051b6c04561b800bb0535bd26ea15f68b8b07039ff759f495b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d826b339f887050cb98308e386a621d79bd18a4826d08e592bfaf74bb455a606",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2008-11-24T13:46:18Z",
    "title_canon_sha256": "21955b166af50bc21d65da37791dd543991155371a18491ba2afd03250fcbac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.3870",
    "kind": "arxiv",
    "version": 1
  }
}