Pith Number

pith:F7DBJTWZ

pith:2008:F7DBJTWZ6IXOYICCGDYXPJIWZD

not attested not anchored not stored refs pending

Designing the unambiguous discriminator from the one -photon interferometer

Xiaohua Wu, Yu Shaolan, Zhou Tao

arxiv:0807.4576 v1 · 2008-07-29 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F7DBJTWZ6IXOYICCGDYXPJIWZD}

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	2026-05-18T01:34:36.271191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fc614ced9f22eec204230f177a516c8c4b1e6edee562039b941c6670481a0db

Aliases

arxiv: 0807.4576 · arxiv_version: 0807.4576v1 · doi: 10.48550/arxiv.0807.4576 · pith_short_12: F7DBJTWZ6IXO · pith_short_16: F7DBJTWZ6IXOYICC · pith_short_8: F7DBJTWZ

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/F7DBJTWZ6IXOYICCGDYXPJIWZD \
  | 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: 2fc614ced9f22eec204230f177a516c8c4b1e6edee562039b941c6670481a0db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3264d18881585d8595c237a2dbb2dc07b2fd35094ef45dc52f3602b66a3b2787",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-07-29T04:23:06Z",
    "title_canon_sha256": "f01b54385607887e2dafc9677ff8f0d2f1ffa1357f1412a9fc47058a522e8077"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.4576",
    "kind": "arxiv",
    "version": 1
  }
}