Pith Number

pith:O5FU2GPR

pith:2018:O5FU2GPRZNPRM6IKJP3GETSTXP

not attested not anchored not stored refs pending

Direct Observation of Topology from Single-photon Dynamics on a Photonic Chip

Feng Mei, Hao Tang, Jun Gao, Shi-Liang Zhu, Suotang Jia, Xian-Min Jin, Yao Wang, Yong-Heng Lu, Zhan-Ming Li

arxiv:1811.02534 v1 · 2018-11-06 · quant-ph · cond-mat.quant-gas · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5FU2GPRZNPRM6IKJP3GETSTXP}

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	2026-05-17T23:45:35.438130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

774b4d19f1cb5f16790a4bf6624e53bbf99c2f6dd096f00b26aabeaf8c51b04f

Aliases

arxiv: 1811.02534 · arxiv_version: 1811.02534v1 · doi: 10.48550/arxiv.1811.02534 · pith_short_12: O5FU2GPRZNPR · pith_short_16: O5FU2GPRZNPRM6IK · pith_short_8: O5FU2GPR

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/O5FU2GPRZNPRM6IKJP3GETSTXP \
  | 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: 774b4d19f1cb5f16790a4bf6624e53bbf99c2f6dd096f00b26aabeaf8c51b04f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2230aa8f408bdb70f6603d9c054783e099d83dc79623fcc299d55cb9a82b4d4",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-11-06T18:05:18Z",
    "title_canon_sha256": "6e463c2ec283064c82d4171076bd36b1fcf8066c273f9083a73cf14d9e688f19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02534",
    "kind": "arxiv",
    "version": 1
  }
}