Pith Number

pith:4RYVNSJI

pith:2019:4RYVNSJIOLP4TUVKYCV7A4SZVD

not attested not anchored not stored refs pending

Deep Chandra survey of the Small Magellanic Cloud. III. Formation efficiency of High-Mass X-ray binaries

Andreas Zezas, Benjamin F. Williams, Carles Badenes, Frank Haberl, JaeSub Hong, Jeremy J. Drake, Knox S. Long, Manami Sasaki, Nicholas J. Wright, Paul P. Plucinsky, P. Frank Winkler (on behalf of the SMC XVP collaboration), Rosanne Di Stefano, Terrance J. Gaetz, Vallia Antoniou

arxiv:1901.01237 v1 · 2019-01-04 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4RYVNSJIOLP4TUVKYCV7A4SZVD}

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	2026-07-05T00:30:55.727998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e47156c92872dfc9d2aac0abf07259a8c676cf73f43d610bb536604ba1e6d1b1

Aliases

arxiv: 1901.01237 · arxiv_version: 1901.01237v1 · doi: 10.48550/arxiv.1901.01237 · pith_short_12: 4RYVNSJIOLP4 · pith_short_16: 4RYVNSJIOLP4TUVK · pith_short_8: 4RYVNSJI

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/4RYVNSJIOLP4TUVKYCV7A4SZVD \
  | 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: e47156c92872dfc9d2aac0abf07259a8c676cf73f43d610bb536604ba1e6d1b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f728eb0ef0fefd7548d182f95415e7afca9394a02da2851f86d933328391d0ec",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-01-04T18:23:42Z",
    "title_canon_sha256": "7dc4218e986a9c5767270b1be59214de795987737d24a208ae8b5486afacc5aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01237",
    "kind": "arxiv",
    "version": 1
  }
}