Pith Number

pith:2BU6AEFQ

pith:2026:2BU6AEFQIAX2QJEMTSZ7TBCUDR

not attested not anchored not stored refs pending

Accretion of Primordial Black Holes in Stellar Interiors

Cameron Norton, Ken Van Tilburg, Matteo Cantiello, Matthew Kleban, Ore Gottlieb

arxiv:2606.02726 v1 · 2026-06-01 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BU6AEFQIAX2QJEMTSZ7TBCUDR}

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	2026-06-03T00:05:08.115517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d069e010b0402fa8248c9cb3f984541c78370b5da90ebb2d1d424753abce0ea4

Aliases

arxiv: 2606.02726 · arxiv_version: 2606.02726v1 · doi: 10.48550/arxiv.2606.02726 · pith_short_12: 2BU6AEFQIAX2 · pith_short_16: 2BU6AEFQIAX2QJEM · pith_short_8: 2BU6AEFQ

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/2BU6AEFQIAX2QJEMTSZ7TBCUDR \
  | 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: d069e010b0402fa8248c9cb3f984541c78370b5da90ebb2d1d424753abce0ea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "408f0b93e3ae3e62c07cf4a9e52f4cfdff4e18d48953129002937736bc5b6325",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-06-01T18:00:09Z",
    "title_canon_sha256": "593f76271bbe28731321b06837bad05c9df6e3308542c6f16785313c65aad167"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02726",
    "kind": "arxiv",
    "version": 1
  }
}