Pith Number

pith:O2R3TGQ7

pith:2006:O2R3TGQ74ES5Q4FNSQWFCLA2S3

not attested not anchored not stored refs pending

Supersoft X-ray Sources. Basic Parameters

A. Ibragimov, V. Suleimanov

arxiv:astro-ph/0603430 v1 · 2006-03-16 · astro-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{O2R3TGQ74ES5Q4FNSQWFCLA2S3}

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	2026-07-04T16:58:26.395070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76a3b99a1fe125d870ad942c512c1a96e6c31568b573d43b1ea7ecb82950e5d4

Aliases

arxiv: astro-ph/0603430 · arxiv_version: astro-ph/0603430v1 · doi: 10.48550/arxiv.astro-ph/0603430 · pith_short_12: O2R3TGQ74ES5 · pith_short_16: O2R3TGQ74ES5Q4FN · pith_short_8: O2R3TGQ7

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/O2R3TGQ74ES5Q4FNSQWFCLA2S3 \
  | 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: 76a3b99a1fe125d870ad942c512c1a96e6c31568b573d43b1ea7ecb82950e5d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e076741fe64c58f05fa97ac55dede6faddee196ab269407c1ab74dfeb33030ca",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-16T16:48:20Z",
    "title_canon_sha256": "381c6745e32e5024ce66439531dac50c0572ef6b5020b4fb54e585b85d995b95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603430",
    "kind": "arxiv",
    "version": 1
  }
}