Pith Number

pith:3AHHVYRE

pith:2018:3AHHVYRE63YQ5FLB3GDJB2BNKA

not attested not anchored not stored refs pending

Weighing the IMBH candidate CO-0.40-0.22* in the Galactic Centre

Alessandro Ballone, Mario Pasquato, Michela Mapelli

arxiv:1809.01664 v1 · 2018-09-05 · 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{3AHHVYRE63YQ5FLB3GDJB2BNKA}

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	2026-05-18T00:06:00.703190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d80e7ae224f6f10e9561d98690e82d5027a4ddb8da072456c03282973d2985c3

Aliases

arxiv: 1809.01664 · arxiv_version: 1809.01664v1 · doi: 10.48550/arxiv.1809.01664 · pith_short_12: 3AHHVYRE63YQ · pith_short_16: 3AHHVYRE63YQ5FLB · pith_short_8: 3AHHVYRE

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/3AHHVYRE63YQ5FLB3GDJB2BNKA \
  | 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: d80e7ae224f6f10e9561d98690e82d5027a4ddb8da072456c03282973d2985c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b414272d6e1b85132f279f465b452a0b759a307ba79f7d8f8ccddb9106478ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-05T18:00:02Z",
    "title_canon_sha256": "f0c04e997ae501e5505ec31d43a60cb632cdee4514e655993217abfe349c248d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01664",
    "kind": "arxiv",
    "version": 1
  }
}