Pith Number

pith:75XX2A2K

pith:2008:75XX2A2K7SSSJYYHNTLIEVGHOZ

not attested not anchored not stored refs pending

Surrogates with random Fourier Phases

Christoph Raeth, Roberto A. Monetti

arxiv:0812.2380 v1 · 2008-12-12 · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75XX2A2K7SSSJYYHNTLIEVGHOZ}

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	2026-05-18T00:54:42.357906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff6f7d034afca524e3076cd68254c77667c439cf62ad42e70784084745655c2b

Aliases

arxiv: 0812.2380 · arxiv_version: 0812.2380v1 · doi: 10.48550/arxiv.0812.2380 · pith_short_12: 75XX2A2K7SSS · pith_short_16: 75XX2A2K7SSSJYYH · pith_short_8: 75XX2A2K

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/75XX2A2K7SSSJYYHNTLIEVGHOZ \
  | 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: ff6f7d034afca524e3076cd68254c77667c439cf62ad42e70784084745655c2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a4defc2f6d69c6551ebd498fa392edbafda72f172317e5f7c3ff4eb64db0868",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2008-12-12T14:34:31Z",
    "title_canon_sha256": "685c952363cc447d9ce9eedbdf148a02278686f9eec346d7ed9066d3542da07b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.2380",
    "kind": "arxiv",
    "version": 1
  }
}