Pith Number

pith:R7MXTP3Q

pith:2018:R7MXTP3QXPWY2O6A7GQYTAY2Z2

not attested not anchored not stored refs pending

Chandra Survey of Nearby Galaxies: Testing the Accretion Model for Low-luminosity AGNs

Can Cui, Hua Feng, Luis C. Ho, Rui She

arxiv:1804.07482 v1 · 2018-04-20 · 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{R7MXTP3QXPWY2O6A7GQYTAY2Z2}

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	2026-05-18T00:12:17.459700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fd979bf70bbed8d3bc0f9a189831acea88483d8454fe188affdd324652dd0d0

Aliases

arxiv: 1804.07482 · arxiv_version: 1804.07482v1 · doi: 10.48550/arxiv.1804.07482 · pith_short_12: R7MXTP3QXPWY · pith_short_16: R7MXTP3QXPWY2O6A · pith_short_8: R7MXTP3Q

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/R7MXTP3QXPWY2O6A7GQYTAY2Z2 \
  | 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: 8fd979bf70bbed8d3bc0f9a189831acea88483d8454fe188affdd324652dd0d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22388f0b0c46a6851c965659d9f66a374deb91d43750674363c607029756f72c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-04-20T08:07:14Z",
    "title_canon_sha256": "49cca965ab9e49bb942e001abb74ee3eb17884a17487b0171ee7bcb154e07ccf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07482",
    "kind": "arxiv",
    "version": 1
  }
}