Pith Number

pith:XPWYR2FZ

pith:2016:XPWYR2FZG67I25IHAJBPHBQ3MY

not attested not anchored not stored refs pending

Optical performance analysis of a porous open volumetric air receiver in a solar power tower

Ming-Jia Li, Ya-Ling He, Yu Qiu, Ze-Dong Cheng

arxiv:1607.05306 v3 · 2016-07-11 · physics.gen-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{XPWYR2FZG67I25IHAJBPHBQ3MY}

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	2026-05-18T00:46:49.267164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbed88e8b937be8d75070242f3861b663c5d01cad842aea45d4129bd8122bf16

Aliases

arxiv: 1607.05306 · arxiv_version: 1607.05306v3 · doi: 10.48550/arxiv.1607.05306 · pith_short_12: XPWYR2FZG67I · pith_short_16: XPWYR2FZG67I25IH · pith_short_8: XPWYR2FZ

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/XPWYR2FZG67I25IHAJBPHBQ3MY \
  | 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: bbed88e8b937be8d75070242f3861b663c5d01cad842aea45d4129bd8122bf16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de0106b305e22cb37181b5188e5151c09f88847c529b72fdc8c5c825711ad974",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2016-07-11T14:40:40Z",
    "title_canon_sha256": "f74a4d0d581fe170046113b0d691b736d14db39b2d64e4fc8e5614c0cc309417"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05306",
    "kind": "arxiv",
    "version": 3
  }
}