Pith Number

pith:27X3JPDN

pith:2014:27X3JPDNMUMHRCCQHI25ZIGNAC

not attested not anchored not stored refs pending

Protective Measurement, Postseletion and the Heisenberg Representation

Eliahu Cohen, Yakir Aharonov

arxiv:1403.1084 v1 · 2014-03-05 · 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{27X3JPDNMUMHRCCQHI25ZIGNAC}

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	2026-05-18T02:57:00.637739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7efb4bc6d65187888503a35dca0cd00b36f06f3f37d7fc57eaab7e7ff128f1b

Aliases

arxiv: 1403.1084 · arxiv_version: 1403.1084v1 · doi: 10.48550/arxiv.1403.1084 · pith_short_12: 27X3JPDNMUMH · pith_short_16: 27X3JPDNMUMHRCCQ · pith_short_8: 27X3JPDN

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/27X3JPDNMUMHRCCQHI25ZIGNAC \
  | 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: d7efb4bc6d65187888503a35dca0cd00b36f06f3f37d7fc57eaab7e7ff128f1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a05fc61b77b89b9ed2fa992b5d561ffcd1d64598df4bf2822cec7353a2909e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-03-05T11:37:21Z",
    "title_canon_sha256": "dcd2df7adc6a0946e987159309fc0b0024c0e23109674364d3526e02d54749c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1084",
    "kind": "arxiv",
    "version": 1
  }
}