Pith Number

pith:RJ4UCAV3

pith:2009:RJ4UCAV3X57GTF5I4VZGAIEPFT

not attested not anchored not stored refs pending

The fundamental solution and Strichartz estimates for the Schr\"odinger equation on flat euclidean cones

G. Austin Ford

arxiv:0910.1795 v4 · 2009-10-09 · math.AP · math-ph · math.CA · 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{RJ4UCAV3X57GTF5I4VZGAIEPFT}

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	2026-05-18T04:39:59.453972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a794102bbbf7e6997a8e57260208f2cd5eea88b83bac046a2720f100897acc5

Aliases

arxiv: 0910.1795 · arxiv_version: 0910.1795v4 · doi: 10.48550/arxiv.0910.1795 · pith_short_12: RJ4UCAV3X57G · pith_short_16: RJ4UCAV3X57GTF5I · pith_short_8: RJ4UCAV3

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/RJ4UCAV3X57GTF5I4VZGAIEPFT \
  | 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: 8a794102bbbf7e6997a8e57260208f2cd5eea88b83bac046a2720f100897acc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fef4c64ca02480c84a2b65fc97825ca5334a07a200f40e43df8c36daf0e32f1",
    "cross_cats_sorted": [
      "math-ph",
      "math.CA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-10-09T17:32:15Z",
    "title_canon_sha256": "30e0f926f25adf4595d0780139d039638e1288d38bc2c3511545be011f631f4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1795",
    "kind": "arxiv",
    "version": 4
  }
}