Pith Number

pith:7B63V7UN

pith:2018:7B63V7UNRY2B4FQVOA4L2SDNDV

not attested not anchored not stored refs pending

Accretion of Dissipative Dark Matter onto Active Galactic Nuclei

Lorenzo Ubaldi, Nadav Joseph Outmezguine, Oren Slone, Tomer Volansky, Walter Tangarife

arxiv:1807.04750 v2 · 2018-07-11 · astro-ph.GA · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7B63V7UNRY2B4FQVOA4L2SDNDV}

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	2026-05-17T23:59:15.034590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f87dbafe8d8e341e16157038bd486d1d468d28744d1c5fba6e3a82edb93d74dd

Aliases

arxiv: 1807.04750 · arxiv_version: 1807.04750v2 · doi: 10.48550/arxiv.1807.04750 · pith_short_12: 7B63V7UNRY2B · pith_short_16: 7B63V7UNRY2B4FQV · pith_short_8: 7B63V7UN

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/7B63V7UNRY2B4FQVOA4L2SDNDV \
  | 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: f87dbafe8d8e341e16157038bd486d1d468d28744d1c5fba6e3a82edb93d74dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f498c44915271f3625c01d782b731ced6525f57fb4a5d8694ebba732ccc1733",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-11T18:00:00Z",
    "title_canon_sha256": "f34e0f8dd205fafba0c6ddaeabf2631fcbae8659f25e26d0518aae0781736f2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04750",
    "kind": "arxiv",
    "version": 2
  }
}