Pith Number

pith:XL6IP3MC

pith:2017:XL6IP3MCHWISVXX46UWXSPK2KA

not attested not anchored not stored refs pending

Resolutions of proper Riemannian Lie groupoids

Hessel B. Posthuma, Kirsten J.L. Wang, Xiang Tang

arxiv:1706.07843 v1 · 2017-06-23 · 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{XL6IP3MCHWISVXX46UWXSPK2KA}

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	2026-05-18T00:41:47.400270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bafc87ed823d912adefcf52d793d5a502b8d04f045f003f2d3957a50af4eaa7f

Aliases

arxiv: 1706.07843 · arxiv_version: 1706.07843v1 · doi: 10.48550/arxiv.1706.07843 · pith_short_12: XL6IP3MCHWIS · pith_short_16: XL6IP3MCHWISVXX4 · pith_short_8: XL6IP3MC

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/XL6IP3MCHWISVXX46UWXSPK2KA \
  | 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: bafc87ed823d912adefcf52d793d5a502b8d04f045f003f2d3957a50af4eaa7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff550b5a5705b6e3e5d0a5ca789ab15616d3e093d0d9fa01ca2d41d46ff5416e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-06-23T19:22:48Z",
    "title_canon_sha256": "4b1593dd5f008d0aff1a8fa1e3560deb6bd0ab5ef00abb860c2aadcbd791365a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.07843",
    "kind": "arxiv",
    "version": 1
  }
}