Pith Number

pith:GFIBQLBO

pith:2017:GFIBQLBOIQ7E2IH3KSJ2NN5KJS

not attested not anchored not stored refs pending

Constructing links of isolated singularities of polynomials $\mathbb{R}^4\to\mathbb{R}^2$

Benjamin Bode

arxiv:1705.09255 v1 · 2017-05-25 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFIBQLBOIQ7E2IH3KSJ2NN5KJS}

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	2026-05-18T00:43:40.069335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3150182c2e443e4d20fb5493a6b7aa4c84d9ad0c91f8e2e0e31bf42569397723

Aliases

arxiv: 1705.09255 · arxiv_version: 1705.09255v1 · doi: 10.48550/arxiv.1705.09255 · pith_short_12: GFIBQLBOIQ7E · pith_short_16: GFIBQLBOIQ7E2IH3 · pith_short_8: GFIBQLBO

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/GFIBQLBOIQ7E2IH3KSJ2NN5KJS \
  | 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: 3150182c2e443e4d20fb5493a6b7aa4c84d9ad0c91f8e2e0e31bf42569397723

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63a30c23c0618a8465e2004ce036a584992dae11ff38bfbb98f1cd63704ac4e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-05-25T16:43:59Z",
    "title_canon_sha256": "c281b2ab8df40e628be80e406fd8e98b27048cced6f5aeea58d0e4491603187d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09255",
    "kind": "arxiv",
    "version": 1
  }
}