Pith Number

pith:FDY2VY7I

pith:2014:FDY2VY7IN7MDLQFB7447AKLU2H

not attested not anchored not stored refs pending

Quantum enhanced precision in a collective measurement

H. M. Bharath, Saikat Ghosh

arxiv:1411.5090 v3 · 2014-11-19 · 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{FDY2VY7IN7MDLQFB7447AKLU2H}

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	2026-05-18T01:25:55.687583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28f1aae3e86fd835c0a1ff39f02974d1cf8909ea2125ff987302b02593e47ac7

Aliases

arxiv: 1411.5090 · arxiv_version: 1411.5090v3 · doi: 10.48550/arxiv.1411.5090 · pith_short_12: FDY2VY7IN7MD · pith_short_16: FDY2VY7IN7MDLQFB · pith_short_8: FDY2VY7I

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/FDY2VY7IN7MDLQFB7447AKLU2H \
  | 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: 28f1aae3e86fd835c0a1ff39f02974d1cf8909ea2125ff987302b02593e47ac7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06e614d79da6fd1f1059eb500d82fc8205c3a537e05acfc71a21735d878e55b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-11-19T01:45:21Z",
    "title_canon_sha256": "a4d20c71482c4aabb90eb190f7988986b87b8499302642063623de4b3b5476ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5090",
    "kind": "arxiv",
    "version": 3
  }
}