Pith Number

pith:B3OANU3L

pith:2013:B3OANU3LIR4ZFHML7JDDJABJSA

not attested not anchored not stored refs pending

Metrology with entangled coherent states - a quantum scaling paradox

Michael J. W. Hall

arxiv:1307.2683 v1 · 2013-07-10 · 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{B3OANU3LIR4ZFHML7JDDJABJSA}

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	2026-05-18T03:18:50.700980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0edc06d36b4479929d8bfa46348029900d8bc614f6b7a4406ef97637611c8431

Aliases

arxiv: 1307.2683 · arxiv_version: 1307.2683v1 · doi: 10.48550/arxiv.1307.2683 · pith_short_12: B3OANU3LIR4Z · pith_short_16: B3OANU3LIR4ZFHML · pith_short_8: B3OANU3L

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/B3OANU3LIR4ZFHML7JDDJABJSA \
  | 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: 0edc06d36b4479929d8bfa46348029900d8bc614f6b7a4406ef97637611c8431

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "132079fbad12f1b7f32bb4085a56b93de866a21bf368813ab76215089d1cd7b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-07-10T06:10:22Z",
    "title_canon_sha256": "34c0ce0f2c5c4cac929f1fb6e9944aeb234c3c013b39c31e31b30a38bde35921"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2683",
    "kind": "arxiv",
    "version": 1
  }
}