Pith Number

pith:LLIKPYBI

pith:2014:LLIKPYBI2GTUXB3WLQYLGLONVB

not attested not anchored not stored refs pending

Derived moduli of complexes and derived Grassmannians

Carmelo Di Natale

arxiv:1407.5900 v3 · 2014-07-22 · math.AG · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LLIKPYBI2GTUXB3WLQYLGLONVB}

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	2026-05-18T01:33:06.832004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ad0a7e028d1a74b87765c30b32dcda871241533f016983aaa27b3dbdf800959

Aliases

arxiv: 1407.5900 · arxiv_version: 1407.5900v3 · doi: 10.48550/arxiv.1407.5900 · pith_short_12: LLIKPYBI2GTU · pith_short_16: LLIKPYBI2GTUXB3W · pith_short_8: LLIKPYBI

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/LLIKPYBI2GTUXB3WLQYLGLONVB \
  | 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: 5ad0a7e028d1a74b87765c30b32dcda871241533f016983aaa27b3dbdf800959

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "870fa9e43969134425794534440c120454e44626690eb4f7b7237021d9d821fe",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-07-22T15:23:27Z",
    "title_canon_sha256": "e7d1c6d3bbac6c512fedf8df277e387c4fdc956e67e685421ce917ee620763c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5900",
    "kind": "arxiv",
    "version": 3
  }
}