Pith Number

pith:3TF2SZTG

pith:2017:3TF2SZTG2Z2426QVOCVKTVJDKU

not attested not anchored not stored refs pending

Ionised Accretion Discs in Active Galactic Nuclei: The Effects of a Lamppost with a Variable Height

D.R. Ballantyne (Center for Relativistic Astrophysics, Georgia Tech)

arxiv:1706.02316 v2 · 2017-06-07 · 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{3TF2SZTG2Z2426QVOCVKTVJDKU}

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	2026-05-18T00:31:12.537255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dccba96666d675cd7a1570aaa9d52355279df82e3d9f89b21f65ad8adfd38d6e

Aliases

arxiv: 1706.02316 · arxiv_version: 1706.02316v2 · doi: 10.48550/arxiv.1706.02316 · pith_short_12: 3TF2SZTG2Z24 · pith_short_16: 3TF2SZTG2Z2426QV · pith_short_8: 3TF2SZTG

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/3TF2SZTG2Z2426QVOCVKTVJDKU \
  | 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: dccba96666d675cd7a1570aaa9d52355279df82e3d9f89b21f65ad8adfd38d6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecdb0469c6ee650ef88fd673a231c27b36e95172fef4479cb698c16ff4bb6bea",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-06-07T18:00:28Z",
    "title_canon_sha256": "500262e061956d2f270a674093c57de836aa547b970b32e32a9c3475aec55eee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02316",
    "kind": "arxiv",
    "version": 2
  }
}