Pith Number

pith:7XIP72O2

pith:2025:7XIP72O24S2I6MT6XAL5RG3JUB

not attested not anchored not stored refs pending

Hong-Ou-Mandel interference of more than 10 indistinguishable atoms

Augusto Smerzi, Carsten Klempt, G\'eza T\'oth, Luca Pezz\`e, Luis Santos, Mareike Hetzel, Martin Quensen

arxiv:2504.02691 v1 · 2025-04-03 · 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{7XIP72O24S2I6MT6XAL5RG3JUB}

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	2026-06-04T01:08:28.566883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdd0ffe9dae4b48f327eb817d89b69a040806aa59dac26360fa70154f534b62b

Aliases

arxiv: 2504.02691 · arxiv_version: 2504.02691v1 · doi: 10.48550/arxiv.2504.02691 · pith_short_12: 7XIP72O24S2I · pith_short_16: 7XIP72O24S2I6MT6 · pith_short_8: 7XIP72O2

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/7XIP72O24S2I6MT6XAL5RG3JUB \
  | 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: fdd0ffe9dae4b48f327eb817d89b69a040806aa59dac26360fa70154f534b62b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d5d70572313c00b2e5ce06925b0ee17bcdf145263ee5f1ab77e6a06fee24f1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-04-03T15:30:05Z",
    "title_canon_sha256": "f535a3404b1df15abf3ece69bf8c59a71877a3ebd3ca8f148d203f8521390023"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.02691",
    "kind": "arxiv",
    "version": 1
  }
}