Pith Number

pith:3XGXLWN7

pith:2017:3XGXLWN7M6NICPCJSSCDY5GAKJ

not attested not anchored not stored refs pending

Constraining the mass of accreting black holes in ultraluminous X-ray sources with ultrafast outflows

2), (2) Kavli Institute for Cosmology, Andrew C. Fabian (1) ((1) Institute of Astronomy, Ciro Pinto (1), Davide Fiacconi (1, Dominic J. Walton (1), University of Cambridge, University of Cambridge)

arxiv:1704.08255 v1 · 2017-04-26 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3XGXLWN7M6NICPCJSSCDY5GAKJ}

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	2026-05-18T00:43:25.365343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddcd75d9bf679a813c4994843c74c0526c04d1c4498a84fe76db4d325dde134e

Aliases

arxiv: 1704.08255 · arxiv_version: 1704.08255v1 · doi: 10.48550/arxiv.1704.08255 · pith_short_12: 3XGXLWN7M6NI · pith_short_16: 3XGXLWN7M6NICPCJ · pith_short_8: 3XGXLWN7

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/3XGXLWN7M6NICPCJSSCDY5GAKJ \
  | 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: ddcd75d9bf679a813c4994843c74c0526c04d1c4498a84fe76db4d325dde134e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "790c23438b23f33a73b70cec4d28156d713512c0ad3ef08e81afc5753e4f8c26",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-04-26T18:00:01Z",
    "title_canon_sha256": "0e1e4dce93e50304dc2d43eace566e9957ea899d73aeeabcbd657fb9d858b51e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08255",
    "kind": "arxiv",
    "version": 1
  }
}