Pith Number

pith:CEDA524W

pith:2014:CEDA524WXJCAPLSMIY4V7TOFXA

not attested not anchored not stored refs pending

Estimation of quantum states by weak and projective measurements

Arvind, Debmalya Das

arxiv:1402.0447 v3 · 2014-02-03 · 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{CEDA524WXJCAPLSMIY4V7TOFXA}

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	2026-05-18T02:45:49.565494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11060eeb96ba4407ae4c46395fcdc5b81fe2b4d9595e0cb88ad9d506850552c0

Aliases

arxiv: 1402.0447 · arxiv_version: 1402.0447v3 · doi: 10.48550/arxiv.1402.0447 · pith_short_12: CEDA524WXJCA · pith_short_16: CEDA524WXJCAPLSM · pith_short_8: CEDA524W

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/CEDA524WXJCAPLSMIY4V7TOFXA \
  | 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: 11060eeb96ba4407ae4c46395fcdc5b81fe2b4d9595e0cb88ad9d506850552c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f60060dac97071854acee8c7c7340ae073bb90486165d2fa1d3d376f19208191",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-02-03T17:57:28Z",
    "title_canon_sha256": "851d4338f370abfc87e4b1db4269f61b9d0a88ca3ac73666c4352aa619a3ccb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0447",
    "kind": "arxiv",
    "version": 3
  }
}