Pith Number

pith:ZUH3PXGA

pith:2014:ZUH3PXGAU7MWUEVL6CVOZJHL5V

not attested not anchored not stored refs pending

A spectral-timing model for ULXs in the super-critical regime

Dominic Walton, Fabio Pintore, Lucy Heil, Matthew Middleton, Timothy Roberts

arxiv:1412.4532 v1 · 2014-12-15 · 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{ZUH3PXGAU7MWUEVL6CVOZJHL5V}

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	2026-05-18T01:41:19.255245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd0fb7dcc0a7d96a12abf0aaeca4ebed477e0443536a9a0c3c5cf264f701eca8

Aliases

arxiv: 1412.4532 · arxiv_version: 1412.4532v1 · doi: 10.48550/arxiv.1412.4532 · pith_short_12: ZUH3PXGAU7MW · pith_short_16: ZUH3PXGAU7MWUEVL · pith_short_8: ZUH3PXGA

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/ZUH3PXGAU7MWUEVL6CVOZJHL5V \
  | 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: cd0fb7dcc0a7d96a12abf0aaeca4ebed477e0443536a9a0c3c5cf264f701eca8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75bfcfb9845c3f7beff61ceaaf225367c85fb97403b6137d58903d3495f6b51e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-12-15T10:58:34Z",
    "title_canon_sha256": "822bcf155a8218758885e78e9828eff33c5e60087c4b40fed38b5b9c999f8e5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4532",
    "kind": "arxiv",
    "version": 1
  }
}