Pith Number

pith:76QK5FLD

pith:2024:76QK5FLDOG5DGUN4TA3I4YXYES

not attested not anchored not stored refs pending

Symmetry Protected Two-Photon Coherence Time

Alan Zanders, Christopher Li, Shengwang Du, Xuanying Lai, Yefeng Mei

arxiv:2406.13028 v1 · 2024-06-18 · 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{76QK5FLDOG5DGUN4TA3I4YXYES}

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	2026-07-05T08:34:24.096913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffa0ae956371ba3351bc98368e62f8248921bb57acc9f2c7f3bde9c19b8ca904

Aliases

arxiv: 2406.13028 · arxiv_version: 2406.13028v1 · doi: 10.48550/arxiv.2406.13028 · pith_short_12: 76QK5FLDOG5D · pith_short_16: 76QK5FLDOG5DGUN4 · pith_short_8: 76QK5FLD

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/76QK5FLDOG5DGUN4TA3I4YXYES \
  | 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: ffa0ae956371ba3351bc98368e62f8248921bb57acc9f2c7f3bde9c19b8ca904

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c2c2e7583b589934005be8693174abb2adc82e15c4827a6e51c322e0fadcd11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-06-18T19:44:22Z",
    "title_canon_sha256": "ae97267469dfbf123accd535f239035e445bca91e36274a2aa7d5296463ea883"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.13028",
    "kind": "arxiv",
    "version": 1
  }
}