Pith Number

pith:LSR6VKKG

pith:2003:LSR6VKKGDWKLK3JQIFNKN3FQEU

not attested not anchored not stored refs pending

On higher dimensional Hirzebruch-Jung singularities

Patrick Popescu-Pampu

arxiv:math/0306118 v1 · 2003-06-06 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LSR6VKKGDWKLK3JQIFNKN3FQEU}

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	2026-05-18T01:05:28.822251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ca3eaa9461d94b56d30415aa6ecb02506f268477f14f83288d39c038d2e3c6f

Aliases

arxiv: math/0306118 · arxiv_version: math/0306118v1 · doi: 10.48550/arxiv.math/0306118 · pith_short_12: LSR6VKKGDWKL · pith_short_16: LSR6VKKGDWKLK3JQ · pith_short_8: LSR6VKKG

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/LSR6VKKGDWKLK3JQIFNKN3FQEU \
  | 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: 5ca3eaa9461d94b56d30415aa6ecb02506f268477f14f83288d39c038d2e3c6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1db3033c019ea2ebcf97620b5add6582aa37613331b6eb6b6c1b5b64158b8ec",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.CV",
    "submitted_at": "2003-06-06T12:40:28Z",
    "title_canon_sha256": "649e3e614d4df1c1401e94cb7c04b25a1e03237aee0c4a3e29714bd68a858c45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0306118",
    "kind": "arxiv",
    "version": 1
  }
}