Pith Number

pith:QAR3OGMX

pith:2013:QAR3OGMX7XDUZRLCMSEOIHY36M

not attested not anchored not stored refs pending

Coherently enhanced measurements in classical mechanics

Daniel Braun, Sandu Popescu

arxiv:1305.1051 v1 · 2013-05-05 · quant-ph · cond-mat.mes-hall · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QAR3OGMX7XDUZRLCMSEOIHY36M}

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	2026-05-18T03:26:24.255729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8023b71997fdc74cc5626488e41f1bf335d24f9a4d79973538e72620a5d20ac4

Aliases

arxiv: 1305.1051 · arxiv_version: 1305.1051v1 · doi: 10.48550/arxiv.1305.1051 · pith_short_12: QAR3OGMX7XDU · pith_short_16: QAR3OGMX7XDUZRLC · pith_short_8: QAR3OGMX

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/QAR3OGMX7XDUZRLCMSEOIHY36M \
  | 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: 8023b71997fdc74cc5626488e41f1bf335d24f9a4d79973538e72620a5d20ac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92195594842404e72162899c9b3828d37da1884f19d04b49e42502ec5ba03540",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-05T20:36:20Z",
    "title_canon_sha256": "a5f99bcde0e29a3751b450372e682121ba7aa4097895008d3a77bdfc28995e8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1051",
    "kind": "arxiv",
    "version": 1
  }
}