Pith Number

pith:UEHDIM6C

pith:2022:UEHDIM6CFAVEIFB7Z3F72LL4LN

not attested not anchored not stored refs pending

The accurate mass distribution of M87, the Giant Galaxy with imaged shadow of its supermassive black hole, as a portal to new Physics

Maria Felicia De Laurentis, Paolo Salucci

arxiv:2206.01997 v1 · 2022-06-04 · astro-ph.CO · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UEHDIM6CFAVEIFB7Z3F72LL4LN}

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.

Cited by

1 paper in Pith

Constraining eV-scale axion-like particle dark matter: insights from the M87 Galaxy

Receipt and verification

First computed	2026-07-05T04:28:59.192894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a10e3433c2282a44143fcecbfd2d7c5b503f02f2d5bdf5f2c5f805e7e8f4597e

Aliases

arxiv: 2206.01997 · arxiv_version: 2206.01997v1 · doi: 10.48550/arxiv.2206.01997 · pith_short_12: UEHDIM6CFAVE · pith_short_16: UEHDIM6CFAVEIFB7 · pith_short_8: UEHDIM6C

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/UEHDIM6CFAVEIFB7Z3F72LL4LN \
  | 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: a10e3433c2282a44143fcecbfd2d7c5b503f02f2d5bdf5f2c5f805e7e8f4597e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d7e130ac8f9dd814def1aa9aed91ed46068413a0fb0784da43e99160ca2ee76",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-06-04T14:18:13Z",
    "title_canon_sha256": "bde1fbf9f0c7a25f8ef1df3a8d605e60cddc0c7d90b8f3c9b5b3973836f12f0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.01997",
    "kind": "arxiv",
    "version": 1
  }
}