Pith Number

pith:R3W3CUUB

pith:2012:R3W3CUUBVWNXIVJ35GOV73IKXK

not attested not anchored not stored refs pending

Mass Measurements of Black Holes in X-Ray Transients: Is There a Mass Gap?

Charles D. Bailyn, Laura Kreidberg, Vassiliki Kalogera, Will M. Farr

arxiv:1205.1805 v1 · 2012-05-08 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R3W3CUUBVWNXIVJ35GOV73IKXK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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.

Cited by

1 paper in Pith

Binary black holes in the heat of merger

Receipt and verification

First computed	2026-05-18T01:57:36.455585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8eedb15281ad9b74553be99d5fed0aba8f339c654f0fb74df0c1c4025dd41835

Aliases

arxiv: 1205.1805 · arxiv_version: 1205.1805v1 · doi: 10.48550/arxiv.1205.1805 · pith_short_12: R3W3CUUBVWNX · pith_short_16: R3W3CUUBVWNXIVJ3 · pith_short_8: R3W3CUUB

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/R3W3CUUBVWNXIVJ35GOV73IKXK \
  | 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: 8eedb15281ad9b74553be99d5fed0aba8f339c654f0fb74df0c1c4025dd41835

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49b9a0591621713376caf47ebbeae6f81f79135113a5fd21cf8d29e68f488a97",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-05-08T20:00:13Z",
    "title_canon_sha256": "d421bb07ad2eb129a32b5fe176881c68435a4536d0f11249fdcd3d03003d2ff5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1805",
    "kind": "arxiv",
    "version": 1
  }
}