Pith Number

pith:DZ5677VM

pith:2023:DZ5677VMSKSWRKVILKG55KVLAM

not attested not anchored not stored refs pending

On the nature of the ultraluminous X-ray source Holmberg II X-1

A. G\'urpide, C. Pinto, D. J. Walton, F. Barra, M. Middleton, T. Di Salvo, T. P. Roberts

arxiv:2311.16243 v1 · 2023-11-27 · 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{DZ5677VMSKSWRKVILKG55KVLAM}

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	2026-07-05T07:41:45.529562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e7beffeac92a568aaa85a8ddeaaab03197d5a4beb5a43bdbdd8453037913578

Aliases

arxiv: 2311.16243 · arxiv_version: 2311.16243v1 · doi: 10.48550/arxiv.2311.16243 · pith_short_12: DZ5677VMSKSW · pith_short_16: DZ5677VMSKSWRKVI · pith_short_8: DZ5677VM

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/DZ5677VMSKSWRKVILKG55KVLAM \
  | 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: 1e7beffeac92a568aaa85a8ddeaaab03197d5a4beb5a43bdbdd8453037913578

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "642a2286de18a3f6d4c2a0d0714a39ceb80a9ac481f606cceb9ef6dee5cad586",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-11-27T19:00:10Z",
    "title_canon_sha256": "688cdda30add4635e0d4603f2aed6018f067afc9c053cf3247ca18b2cd06534e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.16243",
    "kind": "arxiv",
    "version": 1
  }
}