Pith Number

pith:SGFCDVN2

pith:2016:SGFCDVN2WCUJ7Q3Y6B5KXVPJAD

not attested not anchored not stored refs pending

Generalized curvature for certain Radon-like operators of intermediate dimension

Philip T. Gressman

arxiv:1609.02972 v1 · 2016-09-09 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGFCDVN2WCUJ7Q3Y6B5KXVPJAD}

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	2026-05-18T01:04:49.222120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

918a21d5bab0a89fc378f07aabd5e900e31f4709745f6fec606da3bc3f9fd821

Aliases

arxiv: 1609.02972 · arxiv_version: 1609.02972v1 · doi: 10.48550/arxiv.1609.02972 · pith_short_12: SGFCDVN2WCUJ · pith_short_16: SGFCDVN2WCUJ7Q3Y · pith_short_8: SGFCDVN2

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/SGFCDVN2WCUJ7Q3Y6B5KXVPJAD \
  | 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: 918a21d5bab0a89fc378f07aabd5e900e31f4709745f6fec606da3bc3f9fd821

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6365121ff9d4b45dfc7fd52073dc729fbc9b8aee3939a4a90fc2ea27c34668c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2016-09-09T23:27:26Z",
    "title_canon_sha256": "1e8ecd3481ffa2a9c11972872591c27643b1ade84537cbf3a0c763f2b9d4db91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02972",
    "kind": "arxiv",
    "version": 1
  }
}