Pith Number

pith:2RJWJYU7

pith:2018:2RJWJYU7AO7LFUMEKWS63THUUG

not attested not anchored not stored refs pending

Falconer's distance set problem via the wave equation

Keith Rogers

arxiv:1802.01057 v1 · 2018-02-04 · 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{2RJWJYU7AO7LFUMEKWS63THUUG}

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	2026-05-18T00:24:27.461399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d45364e29f03beb2d18455a5edccf4a19f206584434e4c0b2f122ec37dc5d9ff

Aliases

arxiv: 1802.01057 · arxiv_version: 1802.01057v1 · doi: 10.48550/arxiv.1802.01057 · pith_short_12: 2RJWJYU7AO7L · pith_short_16: 2RJWJYU7AO7LFUME · pith_short_8: 2RJWJYU7

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/2RJWJYU7AO7LFUMEKWS63THUUG \
  | 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: d45364e29f03beb2d18455a5edccf4a19f206584434e4c0b2f122ec37dc5d9ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed9e78ad7bb4de7069f3aec19680bf267dec26c62acb636f2203224804f2ffb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-02-04T01:29:00Z",
    "title_canon_sha256": "bd1ba752f6abeb5286aa93a896888f408fe67a981775d0a96054e3e2c1d38313"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01057",
    "kind": "arxiv",
    "version": 1
  }
}