Pith Number

pith:BAVJNB4K

pith:2016:BAVJNB4KAKXH5TRYYCQWHT6LBV

not attested not anchored not stored refs pending

Curvilinear coordinates on generic conformally flat hypersurfaces and constant curvature 2-metrics

Francis E. Burstall, Udo Hertrich-Jeromin, Yoshihiko Suyama

arxiv:1602.08180 v3 · 2016-02-26 · 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{BAVJNB4KAKXH5TRYYCQWHT6LBV}

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	2026-05-17T23:59:39.825419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

082a96878a02ae7ece38c0a163cfcb0d407055c227896b5ef46522db8e1e6450

Aliases

arxiv: 1602.08180 · arxiv_version: 1602.08180v3 · doi: 10.48550/arxiv.1602.08180 · pith_short_12: BAVJNB4KAKXH · pith_short_16: BAVJNB4KAKXH5TRY · pith_short_8: BAVJNB4K

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/BAVJNB4KAKXH5TRYYCQWHT6LBV \
  | 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: 082a96878a02ae7ece38c0a163cfcb0d407055c227896b5ef46522db8e1e6450

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31423251388df70c2549808483a9d1a7b58dd623be2c2d749a05020adf5b36a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-02-26T02:47:11Z",
    "title_canon_sha256": "789f40dc8a0983b3cc5efe54628866b032ee5fdb922ebfc3fd80ca1aa47ce154"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08180",
    "kind": "arxiv",
    "version": 3
  }
}