Pith Number

pith:RUFSLNYV

pith:2013:RUFSLNYV3DDNHWKQC2C3NOWEYQ

not attested not anchored not stored refs pending

An exact tree projection algorithm for wavelets

Andrew Thompson, Coralia Cartis

arxiv:1304.4570 v1 · 2013-04-16 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RUFSLNYV3DDNHWKQC2C3NOWEYQ}

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	2026-05-18T01:50:32.106999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d0b25b715d8c6d3d9501685b6bac4c43a9495dbd171fb127d8e31fcfab7f1f6

Aliases

arxiv: 1304.4570 · arxiv_version: 1304.4570v1 · doi: 10.48550/arxiv.1304.4570 · pith_short_12: RUFSLNYV3DDN · pith_short_16: RUFSLNYV3DDNHWKQ · pith_short_8: RUFSLNYV

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/RUFSLNYV3DDNHWKQC2C3NOWEYQ \
  | 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: 8d0b25b715d8c6d3d9501685b6bac4c43a9495dbd171fb127d8e31fcfab7f1f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5221e83e53cb37abf9efa3abb7881a24a5c1668d295a0a70e8a2b8961a17301c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-04-16T19:36:20Z",
    "title_canon_sha256": "76d39bf82e695fe22e93b5ce37b54f83f6bf26fe88fb2f0f8afefa08238a9b15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4570",
    "kind": "arxiv",
    "version": 1
  }
}