Pith Number

pith:A74VGPCD

pith:2014:A74VGPCDPSGOBXUT432YK5QKXM

not attested not anchored not stored refs pending

A comment on "Weak value amplification is suboptimal for estimation and detection"

Yaron Kedem

arxiv:1402.1352 v1 · 2014-02-06 · 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{A74VGPCDPSGOBXUT432YK5QKXM}

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	2026-05-18T02:59:59.299273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07f9533c437c8ce0de93e6f585760abb1aa5b5306408e1c87089e8fa2c766863

Aliases

arxiv: 1402.1352 · arxiv_version: 1402.1352v1 · doi: 10.48550/arxiv.1402.1352 · pith_short_12: A74VGPCDPSGO · pith_short_16: A74VGPCDPSGOBXUT · pith_short_8: A74VGPCD

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/A74VGPCDPSGOBXUT432YK5QKXM \
  | 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: 07f9533c437c8ce0de93e6f585760abb1aa5b5306408e1c87089e8fa2c766863

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d0083418b21b752a4c1dd662fb2568cd67f4791f063514e1fd867a39c548423",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-02-06T13:48:59Z",
    "title_canon_sha256": "ad3d27baa2480109fe238709a94ccb4eae8c425233852c03975b0994a0b9f686"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1352",
    "kind": "arxiv",
    "version": 1
  }
}