Pith Number

pith:7JV7Y6ZV

pith:2016:7JV7Y6ZVLJG3OLN5GDH42CGXCT

not attested not anchored not stored refs pending

The quest for the largest depleted galaxy core: supermassive black hole binaries and stalled in-falling satellites

Alister W. Graham, Paolo Bonfini

arxiv:1610.00801 v1 · 2016-10-04 · 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{7JV7Y6ZVLJG3OLN5GDH42CGXCT}

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	2026-05-18T01:03:13.157151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa6bfc7b355a4db72dbd30cfcd08d714eda6b8e490b5f64a24b59db86c835b24

Aliases

arxiv: 1610.00801 · arxiv_version: 1610.00801v1 · doi: 10.48550/arxiv.1610.00801 · pith_short_12: 7JV7Y6ZVLJG3 · pith_short_16: 7JV7Y6ZVLJG3OLN5 · pith_short_8: 7JV7Y6ZV

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/7JV7Y6ZVLJG3OLN5GDH42CGXCT \
  | 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: fa6bfc7b355a4db72dbd30cfcd08d714eda6b8e490b5f64a24b59db86c835b24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1916e23f52d90aabb8c71f226ea0b88b81ba7d91bfbb4f758b8635b51da6104",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-04T00:03:28Z",
    "title_canon_sha256": "6b98b3393f6d22819ceac706cfdf7b8e82ec42a678fa3e447bf26b970c0d56bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00801",
    "kind": "arxiv",
    "version": 1
  }
}