Pith Number

pith:PKMWDRZF

pith:2010:PKMWDRZF2DPFJUHWJHOMWNWBH7

not attested not anchored not stored refs pending

Secants of Lagrangian Grassmannians

Ada Boralevi, Jaros{\l}aw Buczy\'nski

arxiv:1006.1925 v2 · 2010-06-09 · 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{PKMWDRZF2DPFJUHWJHOMWNWBH7}

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	2026-05-18T03:10:37.776487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a9961c725d0de54d0f649dccb36c13febb26591e78017d441323cf26937761c

Aliases

arxiv: 1006.1925 · arxiv_version: 1006.1925v2 · doi: 10.48550/arxiv.1006.1925 · pith_short_12: PKMWDRZF2DPF · pith_short_16: PKMWDRZF2DPFJUHW · pith_short_8: PKMWDRZF

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/PKMWDRZF2DPFJUHWJHOMWNWBH7 \
  | 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: 7a9961c725d0de54d0f649dccb36c13febb26591e78017d441323cf26937761c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d73281a54e10a070fcb37f9d9564eec5b2d1e7ebbfa4a11925c61673010d4774",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-06-09T23:07:30Z",
    "title_canon_sha256": "81dc1e615de0814c97d014071ea0185be49da6dcefa15c728ac3ee8b895c2474"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.1925",
    "kind": "arxiv",
    "version": 2
  }
}