Pith Number

pith:5TWPMZOK

pith:2017:5TWPMZOKVMJDCNQ7NEHTBSZZIM

not attested not anchored not stored refs pending

On the relation between the mass of Compact Massive Objects and their host galaxies

Italy), I. Tosta e Melo (Dep. of Physics, R. Capuzzo-Dolcetta, Sapienza, University of Roma

arxiv:1708.08391 v1 · 2017-08-28 · 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{5TWPMZOKVMJDCNQ7NEHTBSZZIM}

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	2026-05-18T00:33:13.494518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ececf665caab1231361f690f30cb39432696be0388835d86e4fa784b3551c37b

Aliases

arxiv: 1708.08391 · arxiv_version: 1708.08391v1 · doi: 10.48550/arxiv.1708.08391 · pith_short_12: 5TWPMZOKVMJD · pith_short_16: 5TWPMZOKVMJDCNQ7 · pith_short_8: 5TWPMZOK

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/5TWPMZOKVMJDCNQ7NEHTBSZZIM \
  | 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: ececf665caab1231361f690f30cb39432696be0388835d86e4fa784b3551c37b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90c7e439e823aa726474f60e1b463e7e0db2715b467634c02616515ca2efaf13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-28T16:01:38Z",
    "title_canon_sha256": "8181721d26dfc21655ba2c9c54d623ea759efed4edf1d1d05e61e9a260002b08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08391",
    "kind": "arxiv",
    "version": 1
  }
}