Pith Number

pith:7BQHLU5E

pith:2019:7BQHLU5EUGFSNW7UG6LY3VVS67

not attested not anchored not stored refs pending

Study of the reflection spectrum of the bright atoll source GX 3+1 with NuSTAR

Aditya S. Mondal, B. Raychaudhuri, G. C. Dewangan

arxiv:1902.02190 v2 · 2019-02-05 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BQHLU5EUGFSNW7UG6LY3VVS67}

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	2026-05-17T23:43:23.242279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f86075d3a4a18b26dbf437978dd6b2f7cde1712364f8fbc48906406935eaf8ba

Aliases

arxiv: 1902.02190 · arxiv_version: 1902.02190v2 · doi: 10.48550/arxiv.1902.02190 · pith_short_12: 7BQHLU5EUGFS · pith_short_16: 7BQHLU5EUGFSNW7U · pith_short_8: 7BQHLU5E

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/7BQHLU5EUGFSNW7UG6LY3VVS67 \
  | 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: f86075d3a4a18b26dbf437978dd6b2f7cde1712364f8fbc48906406935eaf8ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "560a2e17aa44eb2092944bfac86201189c846eb29a27bbc0315b040708c46236",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-02-05T11:00:03Z",
    "title_canon_sha256": "27d07e27ae763d55456b0ffee6b83289b7e2d326c2f59fb8bf21001666309a92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02190",
    "kind": "arxiv",
    "version": 2
  }
}