Pith Number

pith:BCNW5IR2

pith:2015:BCNW5IR2ZV5VMESSJTVZUMZU4O

not attested not anchored not stored refs pending

Study of Calibration of Solar Radio Spectrometers and the quiet-Sun Radio Emission

Baolin Tan, Chengming Tan, Guirong Xu, Qijun Fu, Yihua Yan, Yuying Liu

arxiv:1507.04866 v1 · 2015-07-17 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCNW5IR2ZV5VMESSJTVZUMZU4O}

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	2026-05-18T01:35:44.522562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

089b6ea23acd7b5612524ceb9a3334e3b3b3d3283a45f0a0612fe147377e657b

Aliases

arxiv: 1507.04866 · arxiv_version: 1507.04866v1 · doi: 10.48550/arxiv.1507.04866 · pith_short_12: BCNW5IR2ZV5V · pith_short_16: BCNW5IR2ZV5VMESS · pith_short_8: BCNW5IR2

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/BCNW5IR2ZV5VMESSJTVZUMZU4O \
  | 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: 089b6ea23acd7b5612524ceb9a3334e3b3b3d3283a45f0a0612fe147377e657b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f8f708707afa117bde701e5cc7810d1d224bc64f3b23f1dc9ffc789f5e45bc3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-17T08:05:15Z",
    "title_canon_sha256": "d3708a89d9e558b7e4348fb4b40259c451634591dc4d7f74b44631500f8aa945"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04866",
    "kind": "arxiv",
    "version": 1
  }
}