Pith Number

pith:WNPDZYIA

pith:2012:WNPDZYIAEJ4INHJSOMWKCJRXLT

not attested not anchored not stored refs pending

Self-referenced spectral interferometry theory

Thomas Oksenhendler

arxiv:1204.4949 v1 · 2012-04-22 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNPDZYIAEJ4INHJSOMWKCJRXLT}

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	2026-05-18T03:57:15.118524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b35e3ce1002278869d32732ca126375cdf2b8783888301def70d3122727c2910

Aliases

arxiv: 1204.4949 · arxiv_version: 1204.4949v1 · doi: 10.48550/arxiv.1204.4949 · pith_short_12: WNPDZYIAEJ4I · pith_short_16: WNPDZYIAEJ4INHJS · pith_short_8: WNPDZYIA

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/WNPDZYIAEJ4INHJSOMWKCJRXLT \
  | 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: b35e3ce1002278869d32732ca126375cdf2b8783888301def70d3122727c2910

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "867c7af776de5f7b66aad22f0b2799e94d90d51fffaa77e65b7a034adff85bf8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-04-22T23:52:17Z",
    "title_canon_sha256": "fab5fa531e423cf330c83ff82c4c72ac2d29eab8429d0b0289e29686605b05fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4949",
    "kind": "arxiv",
    "version": 1
  }
}