Pith Number

pith:ZWBFT4YQ

pith:2019:ZWBFT4YQXDL7TWYLLYFPKB5L65

not attested not anchored not stored refs pending

Feasibility of Observing Gamma-ray Polarization from Cygnus X-1 Using a CubeSat

Che-Yen Chu, Chien-Ying Yang, Chih-Hsun Lin, Hsiang-Kuang Chang, Hung-Hsiang Liang, Jeng-Lun Chiu, Jerome Rodriguez, Jr-Yue Hsiang, Philippe Laurent, Yi-Chi Chang

arxiv:1911.12958 v2 · 2019-11-29 · astro-ph.IM · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZWBFT4YQXDL7TWYLLYFPKB5L65}

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	2026-07-05T01:18:43.770079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd8259f310b8d7f9db0b5e0af507abf777cbf118c6c302529d060c374ceb2267

Aliases

arxiv: 1911.12958 · arxiv_version: 1911.12958v2 · doi: 10.48550/arxiv.1911.12958 · pith_short_12: ZWBFT4YQXDL7 · pith_short_16: ZWBFT4YQXDL7TWYL · pith_short_8: ZWBFT4YQ

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/ZWBFT4YQXDL7TWYLLYFPKB5L65 \
  | 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: cd8259f310b8d7f9db0b5e0af507abf777cbf118c6c302529d060c374ceb2267

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "758de5c9e50d116c24226e4e682e8e11943fe643d4b92c96b27ae48d52b05fe6",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-11-29T05:59:07Z",
    "title_canon_sha256": "30b81dfdf5edc14fe28ecc98e18a61217bc697179ef38c3ab0196fba561f2dd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.12958",
    "kind": "arxiv",
    "version": 2
  }
}