Pith Number

pith:OGUOYCDH

pith:2012:OGUOYCDH2QSGXCTQ5Y5PHINW2Q

not attested not anchored not stored refs pending

The negative probabilities and information gain in weak measurements

Quanhui Liu, Qun Wei, Shengjun Wu, Xuanmin Zhu

arxiv:1212.6324 v2 · 2012-12-27 · 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{OGUOYCDH2QSGXCTQ5Y5PHINW2Q}

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	2026-05-18T01:52:23.196420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71a8ec0867d4246b8a70ee3af3a1b6d41494aa494c3a574e0dfed8fb62d55263

Aliases

arxiv: 1212.6324 · arxiv_version: 1212.6324v2 · doi: 10.48550/arxiv.1212.6324 · pith_short_12: OGUOYCDH2QSG · pith_short_16: OGUOYCDH2QSGXCTQ · pith_short_8: OGUOYCDH

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/OGUOYCDH2QSGXCTQ5Y5PHINW2Q \
  | 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: 71a8ec0867d4246b8a70ee3af3a1b6d41494aa494c3a574e0dfed8fb62d55263

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a457ac77e7db1a0421b99ca3ed7c5dc8ed18b04efd21d4d0d45a322763ed3e1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-27T08:28:56Z",
    "title_canon_sha256": "f619e0431b4be07a30a1122a978bd9f03818e36fa018de4671efafb3bede07bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6324",
    "kind": "arxiv",
    "version": 2
  }
}