Pith Number

pith:PWAW4S5R

pith:2018:PWAW4S5RSTUZLHOAWJPOOGJSDV

not attested not anchored not stored refs pending

The magnetic Rayleigh-Taylor instability around astrophysical black holes

Demetrios Papadopoulos, Ioannis Contopoulos

arxiv:1811.09086 v1 · 2018-11-22 · 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{PWAW4S5RSTUZLHOAWJPOOGJSDV}

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	2026-05-17T23:57:37.312258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d816e4bb194e9959dc0b25ee719321d72714dadd3e3d3d5408dbaab309ca290

Aliases

arxiv: 1811.09086 · arxiv_version: 1811.09086v1 · doi: 10.48550/arxiv.1811.09086 · pith_short_12: PWAW4S5RSTUZ · pith_short_16: PWAW4S5RSTUZLHOA · pith_short_8: PWAW4S5R

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/PWAW4S5RSTUZLHOAWJPOOGJSDV \
  | 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: 7d816e4bb194e9959dc0b25ee719321d72714dadd3e3d3d5408dbaab309ca290

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04d9fcb570d6225fc2a6ad1c1ee716c13b0492f9ac4f705c4f533b915b66b134",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-11-22T10:25:33Z",
    "title_canon_sha256": "f33c321d08944907f4cc178716dc0464ebd72614676867e34cc366d4560e158f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09086",
    "kind": "arxiv",
    "version": 1
  }
}