Pith Number

pith:3UAVOBKB

pith:2018:3UAVOBKBNMCHROI26MBBQPQEHW

not attested not anchored not stored refs pending

Difference Weak Measurement

Chen Fang, Guihua Zeng, Jing-Zheng Huang

arxiv:1803.08637 v1 · 2018-03-23 · quant-ph · 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{3UAVOBKBNMCHROI26MBBQPQEHW}

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	2026-05-18T00:11:35.214598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd015705416b0478b91af302183e043d8da9d4ab5503ba61edd9e94e138fe245

Aliases

arxiv: 1803.08637 · arxiv_version: 1803.08637v1 · doi: 10.48550/arxiv.1803.08637 · pith_short_12: 3UAVOBKBNMCH · pith_short_16: 3UAVOBKBNMCHROI2 · pith_short_8: 3UAVOBKB

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/3UAVOBKBNMCHROI26MBBQPQEHW \
  | 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: dd015705416b0478b91af302183e043d8da9d4ab5503ba61edd9e94e138fe245

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fde37acfe6ffbf21ff6991411a70f1871d48a257b7184ad485b2ec195594100",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-03-23T02:08:32Z",
    "title_canon_sha256": "660ed65e5e9c30c114ac43ec7c533974cd678c689d0eb729ed7ce72854f2f934"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08637",
    "kind": "arxiv",
    "version": 1
  }
}