Pith Number

pith:X47XOPL2

pith:2025:X47XOPL2K52DI5BLVLKBUWLIPN

not attested not anchored not stored refs pending

Theory of Symmetry-Protected Two-Photon Coherence

Shengwang Du, Xuanying Lai, Yue Jiang

arxiv:2504.04680 v1 · 2025-04-07 · 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{X47XOPL2K52DI5BLVLKBUWLIPN}

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	2026-07-05T11:14:57.884114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf3f773d7a577434742baad41a59687b6f5287c4ba2e1a9e2b9f1f7097080060

Aliases

arxiv: 2504.04680 · arxiv_version: 2504.04680v1 · doi: 10.48550/arxiv.2504.04680 · pith_short_12: X47XOPL2K52D · pith_short_16: X47XOPL2K52DI5BL · pith_short_8: X47XOPL2

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/X47XOPL2K52DI5BLVLKBUWLIPN \
  | 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: bf3f773d7a577434742baad41a59687b6f5287c4ba2e1a9e2b9f1f7097080060

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c957b497ddfda3ea4eb943a7c3996d3601722d2b4ab85b810a303ec7c015740e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-04-07T02:22:38Z",
    "title_canon_sha256": "416507d7d931651d4b5071cc6ec46ef7efcb0b6a5e5c98bcead2c8ed24a5ba45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.04680",
    "kind": "arxiv",
    "version": 1
  }
}