Pith Number

pith:F6KPEVXA

pith:2017:F6KPEVXARKDJ6GFU5EDORA65YL

not attested not anchored not stored refs pending

Monads on projective varieties

Helena Soares, Pedro Macias Marques, Simone Marchesi

arxiv:1801.00151 v1 · 2017-12-30 · 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{F6KPEVXARKDJ6GFU5EDORA65YL}

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	2026-05-18T00:13:10.598436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f94f256e08a869f18b4e906e883ddc2c2a5ab0c4e371d418bbe26ef3cf6b7b7

Aliases

arxiv: 1801.00151 · arxiv_version: 1801.00151v1 · doi: 10.48550/arxiv.1801.00151 · pith_short_12: F6KPEVXARKDJ · pith_short_16: F6KPEVXARKDJ6GFU · pith_short_8: F6KPEVXA

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/F6KPEVXARKDJ6GFU5EDORA65YL \
  | 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: 2f94f256e08a869f18b4e906e883ddc2c2a5ab0c4e371d418bbe26ef3cf6b7b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5a7009363d68b2d1403aadd0107f92ed72bf0cde2c4b35f3978daaefc9b7231",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-12-30T16:48:44Z",
    "title_canon_sha256": "fd4854e515c6498efc550186b07c8c0c1631d8da07031a915b10ec7f123394fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00151",
    "kind": "arxiv",
    "version": 1
  }
}