Pith Number

pith:WE23GOSH

pith:2022:WE23GOSHH5P53DRO3PFDVOQO6J

not attested not anchored not stored refs pending

Formation of black holes in the pair-instability mass gap: evolution of a post-collision star

Alessandro Ballone, Alessandro Bressan, Guglielmo Costa, Michela Mapelli

arxiv:2204.03492 v3 · 2022-04-07 · astro-ph.SR · astro-ph.GA · 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{WE23GOSHH5P53DRO3PFDVOQO6J}

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	2026-07-05T04:48:47.372361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b135b33a473f5fdd8e2edbca3aba0ef25a2fee756a648c1e00b33b101e6b4ce8

Aliases

arxiv: 2204.03492 · arxiv_version: 2204.03492v3 · doi: 10.48550/arxiv.2204.03492 · pith_short_12: WE23GOSHH5P5 · pith_short_16: WE23GOSHH5P53DRO · pith_short_8: WE23GOSH

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/WE23GOSHH5P53DRO3PFDVOQO6J \
  | 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: b135b33a473f5fdd8e2edbca3aba0ef25a2fee756a648c1e00b33b101e6b4ce8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a9b0a3cde3d99568fcb9fb0fdc0e7a84831d3a4c21c66742b91e36f30eeff06",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-04-07T15:07:30Z",
    "title_canon_sha256": "c5143926865655336cf44a8c7a9610e19e5f110b1678e7db1855c35dad6b7a72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.03492",
    "kind": "arxiv",
    "version": 3
  }
}