Pith Number

pith:YR5CWDC5

pith:2018:YR5CWDC5JRENCF63GUM7A3HP2Q

not attested not anchored not stored refs pending

Tangent cones of monomial curves obtained by numerical duplication

Francesco Strazzanti, Marco D'Anna, Raheleh Jafari

arxiv:1803.08302 v1 · 2018-03-22 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YR5CWDC5JRENCF63GUM7A3HP2Q}

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	2026-05-18T00:20:23.180307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c47a2b0c5d4c48d117db3519f06cefd40481d19ad278c981eda25a20da32478b

Aliases

arxiv: 1803.08302 · arxiv_version: 1803.08302v1 · doi: 10.48550/arxiv.1803.08302 · pith_short_12: YR5CWDC5JREN · pith_short_16: YR5CWDC5JRENCF63 · pith_short_8: YR5CWDC5

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/YR5CWDC5JRENCF63GUM7A3HP2Q \
  | 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: c47a2b0c5d4c48d117db3519f06cefd40481d19ad278c981eda25a20da32478b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9443c909534d29072b88994242fd372e4d08c506f17f70933181847a43981624",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2018-03-22T10:39:35Z",
    "title_canon_sha256": "c2570ed0237d419c305e5b34c8342f5400308781d2b31fb2b8449e7fa0f76674"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08302",
    "kind": "arxiv",
    "version": 1
  }
}