Pith Number

pith:MND73ZDZ

pith:2017:MND73ZDZPZTM3XW5N25JS4AY7O

not attested not anchored not stored refs pending

A Reissner-Nordstr\"om$+\Lambda$ black hole in the Friedman-Robertson-Walker universe

Farook Rahaman, Priti Mishra, Safiqul Islam, Somi Aktar

arxiv:1703.05119 v3 · 2017-03-05 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MND73ZDZPZTM3XW5N25JS4AY7O}

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	2026-07-05T03:31:50.530433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6347fde4797e66cddedd6eba997018fba82926db37be0751a117e8faa5e014bf

Aliases

arxiv: 1703.05119 · arxiv_version: 1703.05119v3 · doi: 10.48550/arxiv.1703.05119 · pith_short_12: MND73ZDZPZTM · pith_short_16: MND73ZDZPZTM3XW5 · pith_short_8: MND73ZDZ

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/MND73ZDZPZTM3XW5N25JS4AY7O \
  | 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: 6347fde4797e66cddedd6eba997018fba82926db37be0751a117e8faa5e014bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5f1caba3c9f594291b1680dd4fb1bbf1e07f8accfcff1e10090e6886839469c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2017-03-05T06:46:53Z",
    "title_canon_sha256": "a0304aba386a925ef78bf9bd7a0a174e2b7de6c6539a4c45318985c5d176bd46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05119",
    "kind": "arxiv",
    "version": 3
  }
}