Pith Number

pith:NP7KNR7X

pith:2020:NP7KNR7XGGMJ47XZYOW7WWHC7S

not attested not anchored not stored refs pending

Single-photon linear polarimeter based on a superconducting nanowire array

C. J. Zhang, G. Z. Xu, H. Li, J. Huang, L. X. You, W. J. Zhang, X. M. Xie, X. Q. Sun, Z. Wang

arxiv:2005.09820 v1 · 2020-05-20 · physics.app-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{NP7KNR7XGGMJ47XZYOW7WWHC7S}

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	2026-07-05T01:04:34.233920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bfea6c7f731989e7ef9c3adfb58e2fc83655e6f45b64f476a80831af615c9ad

Aliases

arxiv: 2005.09820 · arxiv_version: 2005.09820v1 · doi: 10.48550/arxiv.2005.09820 · pith_short_12: NP7KNR7XGGMJ · pith_short_16: NP7KNR7XGGMJ47XZ · pith_short_8: NP7KNR7X

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/NP7KNR7XGGMJ47XZYOW7WWHC7S \
  | 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: 6bfea6c7f731989e7ef9c3adfb58e2fc83655e6f45b64f476a80831af615c9ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23ccd23bba0964dc2cea7d3a0062790328e4869506ba96d2dfe9f1266d32f29e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-05-20T02:03:29Z",
    "title_canon_sha256": "ce050eab592f0d9bac97b2e7964bb93ee26e27d97f1233b2794bdd417cc55193"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09820",
    "kind": "arxiv",
    "version": 1
  }
}