Pith Number

pith:SVWRCWAW

pith:2011:SVWRCWAWRFKGWJD6VMHEIQLJH3

not attested not anchored not stored refs pending

Secant varieties of Segre-Veronese embeddings of (P^1)^r

Antonio Laface, Elisa Postinghel

arxiv:1105.2136 v1 · 2011-05-11 · 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{SVWRCWAWRFKGWJD6VMHEIQLJH3}

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	2026-05-18T04:22:21.453516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

956d11581689546b247eab0e4441693ed22256fb8fadfe3a79f2533321d1fe2b

Aliases

arxiv: 1105.2136 · arxiv_version: 1105.2136v1 · doi: 10.48550/arxiv.1105.2136 · pith_short_12: SVWRCWAWRFKG · pith_short_16: SVWRCWAWRFKGWJD6 · pith_short_8: SVWRCWAW

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/SVWRCWAWRFKGWJD6VMHEIQLJH3 \
  | 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: 956d11581689546b247eab0e4441693ed22256fb8fadfe3a79f2533321d1fe2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "858dc6cdb12da8bc505841fdb2848b7fabee95a2f01e8f4b2a387e35b329125c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-05-11T09:27:24Z",
    "title_canon_sha256": "ea3710ef8750ccc948a5099c4cee5fc81e652609365fa0d4d5368a338fbcd200"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2136",
    "kind": "arxiv",
    "version": 1
  }
}