Pith Number

pith:ANGRK2BS

pith:2014:ANGRK2BSS6F2XALUHZGPT3EXA5

not attested not anchored not stored refs pending

Heisenberg Limit Superradiant Superresolving Metrology

Da-Wei Wang, Marlan O. Scully

arxiv:1403.3647 v3 · 2014-03-14 · 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{ANGRK2BSS6F2XALUHZGPT3EXA5}

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	2026-05-18T02:44:17.921710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

034d156832978bab81743e4cf9ec970747d311102c6d36e87f9e4064a161266a

Aliases

arxiv: 1403.3647 · arxiv_version: 1403.3647v3 · doi: 10.48550/arxiv.1403.3647 · pith_short_12: ANGRK2BSS6F2 · pith_short_16: ANGRK2BSS6F2XALU · pith_short_8: ANGRK2BS

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/ANGRK2BSS6F2XALUHZGPT3EXA5 \
  | 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: 034d156832978bab81743e4cf9ec970747d311102c6d36e87f9e4064a161266a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c42a61a324c63c3eb16c19371724c86566ece6b79543bf0d489b83c973ea6aa6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-03-14T17:11:57Z",
    "title_canon_sha256": "87ef3d5279d0b2c73b5b8afe486704f64bbba3c2d98c4bb69afa2e86fb5e5987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3647",
    "kind": "arxiv",
    "version": 3
  }
}