Pith Number

pith:LG4X6JWK

pith:2024:LG4X6JWKVRUZKBX6XRNBM4PNRF

not attested not anchored not stored refs pending

Fifty Years After the Discovery of the First Stellar-Mass Black Hole: A Review of Cyg X-1

Jiachen Jiang

arxiv:2411.12507 v1 · 2024-11-19 · 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{LG4X6JWKVRUZKBX6XRNBM4PNRF}

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	2026-07-05T09:37:44.162343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59b97f26caac699506febc5a1671ed8953049c0333be9149874c24eb165ea7f4

Aliases

arxiv: 2411.12507 · arxiv_version: 2411.12507v1 · doi: 10.48550/arxiv.2411.12507 · pith_short_12: LG4X6JWKVRUZ · pith_short_16: LG4X6JWKVRUZKBX6 · pith_short_8: LG4X6JWK

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/LG4X6JWKVRUZKBX6XRNBM4PNRF \
  | 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: 59b97f26caac699506febc5a1671ed8953049c0333be9149874c24eb165ea7f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aadf38adb91e673de0e5a30b8efbd05e54ccece5980ab252c96ac3b68a28facd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-11-19T13:49:39Z",
    "title_canon_sha256": "92bb9e86413e05ea046867f2ead2a8bb9c17a05df98647df78061a984c37adf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.12507",
    "kind": "arxiv",
    "version": 1
  }
}