Pith Number

pith:R546FB3U

pith:1997:R546FB3UN7574JKA4VOHKFWL5F

not attested not anchored not stored refs pending

The formation of black-holes in low-mass X-ray binaries

(2) Tartu University), Ene Ergma (2) ((1) Utrecht University, Frank Verbunt (1), Simon F. Portegies Zwart (1)

arxiv:astro-ph/9701037 v1 · 1997-01-08 · 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{R546FB3UN7574JKA4VOHKFWL5F}

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	2026-05-18T04:21:40.487279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f79e287746ffbfe2540e55c7516cbe963871f34aa64862847be3f47367ac873

Aliases

arxiv: astro-ph/9701037 · arxiv_version: astro-ph/9701037v1 · doi: 10.48550/arxiv.astro-ph/9701037 · pith_short_12: R546FB3UN757 · pith_short_16: R546FB3UN7574JKA · pith_short_8: R546FB3U

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/R546FB3UN7574JKA4VOHKFWL5F \
  | 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: 8f79e287746ffbfe2540e55c7516cbe963871f34aa64862847be3f47367ac873

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "732737ca737b5532c8bc74cd8e900b20d874e8e8a4a206537fe8a2fcdfa0abb6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-01-08T16:24:09Z",
    "title_canon_sha256": "3e8eba83f7e98e987dd3cc9ba12a34e007e832c8ab6a2879ae916ab90ee98221"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9701037",
    "kind": "arxiv",
    "version": 1
  }
}