Pith Number

pith:J2SJRBNU

pith:2024:J2SJRBNU3TR6VUY2BKTZUWH7P6

not attested not anchored not stored refs pending

Landau Singularities from Whitney Stratifications

Felix Tellander, Georgios Papathanasiou, Martin Helmer

arxiv:2402.14787 v2 · 2024-02-22 · hep-th · math-ph · math.AG · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J2SJRBNU3TR6VUY2BKTZUWH7P6}

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	2026-06-23T01:12:44.116435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ea49885b4dce3ead31a0aa79a58ff7f988cc81e7e042efc76d28d3223d8b33f

Aliases

arxiv: 2402.14787 · arxiv_version: 2402.14787v2 · doi: 10.48550/arxiv.2402.14787 · pith_short_12: J2SJRBNU3TR6 · pith_short_16: J2SJRBNU3TR6VUY2 · pith_short_8: J2SJRBNU

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/J2SJRBNU3TR6VUY2BKTZUWH7P6 \
  | 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: 4ea49885b4dce3ead31a0aa79a58ff7f988cc81e7e042efc76d28d3223d8b33f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76253f127480219990fc014167192b1a3270c63610de946d453824c5677ed9a8",
    "cross_cats_sorted": [
      "math-ph",
      "math.AG",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2024-02-22T18:42:31Z",
    "title_canon_sha256": "f73480d49cd7e5f48657f9fb98c368af33466ef9c28733d7e34780c50b85a4cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.14787",
    "kind": "arxiv",
    "version": 2
  }
}