Pith Number

pith:7B2F54BT

pith:2012:7B2F54BTB6D7BJSX7BFI3UXSS3

not attested not anchored not stored refs pending

Mapping coherence in measurement via full quantum tomography of a hybrid optical detector

Animesh Datta, Brian J. Smith, Graciana Puentes, Hendrik Coldenstrodt-Ronge, Ian A. Walmsley, Jeff S. Lundeen, Lijian Zhang, Martin B. Plenio, Xian-Min Jin

arxiv:1204.1893 v1 · 2012-04-09 · 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{7B2F54BTB6D7BJSX7BFI3UXSS3}

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	2026-05-18T03:54:47.530872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8745ef0330f87f0a657f84a8dd2f296c61ea97a3795138f80f90d6e10dab06b

Aliases

arxiv: 1204.1893 · arxiv_version: 1204.1893v1 · doi: 10.48550/arxiv.1204.1893 · pith_short_12: 7B2F54BTB6D7 · pith_short_16: 7B2F54BTB6D7BJSX · pith_short_8: 7B2F54BT

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/7B2F54BTB6D7BJSX7BFI3UXSS3 \
  | 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: f8745ef0330f87f0a657f84a8dd2f296c61ea97a3795138f80f90d6e10dab06b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26934b04c1035e57ddaf4a9742d82ab22614283a4338d91c335fb7308ee9806f",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-09T14:53:33Z",
    "title_canon_sha256": "dfbd813b903a6175f814eedd40128b74562f68a546eb1b9c00dc9e51197d3b19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1893",
    "kind": "arxiv",
    "version": 1
  }
}