Pith Number

pith:RPWGWNXL

pith:2013:RPWGWNXLDKSGL3OQ27C27ZQXDU

not attested not anchored not stored refs pending

Bruhat strata and F-zips with additional structures

Torsten Wedhorn

arxiv:1302.6715 v2 · 2013-02-27 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RPWGWNXLDKSGL3OQ27C27ZQXDU}

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	2026-05-18T03:03:56.865118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bec6b36eb1aa465edd0d7c5afe6171d0af66985e192749700087592d87bc637

Aliases

arxiv: 1302.6715 · arxiv_version: 1302.6715v2 · doi: 10.48550/arxiv.1302.6715 · pith_short_12: RPWGWNXLDKSG · pith_short_16: RPWGWNXLDKSGL3OQ · pith_short_8: RPWGWNXL

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/RPWGWNXLDKSGL3OQ27C27ZQXDU \
  | 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: 8bec6b36eb1aa465edd0d7c5afe6171d0af66985e192749700087592d87bc637

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5bc586c7cdfea8ff0489c278ff70b672092970ee19ef9db639c3d2311321f5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-02-27T10:44:50Z",
    "title_canon_sha256": "1d7d63c0ed965f722c2d8ad544bc34bf6d6b4629a1e46dd251626c7d3fb52c1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6715",
    "kind": "arxiv",
    "version": 2
  }
}