Pith Number

pith:R2HUSRJT

pith:2010:R2HUSRJTWILAHCGCCAY5YBFM6J

not attested not anchored not stored refs pending

Smooth structures on pseudomanifolds with isolated conical singularities

Hong Van Le, Jiri Vanzura, Petr Somberg

arxiv:1006.5707 v6 · 2010-06-29 · math.DG · math.SG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R2HUSRJTWILAHCGCCAY5YBFM6J}

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	2026-05-18T02:47:30.433712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e8f494533b2160388c21031dc04acf25c010e9a098ca270e3ef998cae35cab2

Aliases

arxiv: 1006.5707 · arxiv_version: 1006.5707v6 · doi: 10.48550/arxiv.1006.5707 · pith_short_12: R2HUSRJTWILA · pith_short_16: R2HUSRJTWILAHCGC · pith_short_8: R2HUSRJT

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/R2HUSRJTWILAHCGCCAY5YBFM6J \
  | 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: 8e8f494533b2160388c21031dc04acf25c010e9a098ca270e3ef998cae35cab2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7d3e81afeb9fc266367099ddebd95e4682f55d544d84862c87e30772baebbec",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-06-29T19:25:22Z",
    "title_canon_sha256": "7fa0815c7d927ee215ce6db7b2cc1d76d6a3190582c8c3b1029af2ffe2bf77cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.5707",
    "kind": "arxiv",
    "version": 6
  }
}