Pith Number

pith:PRT3WGVA

pith:2020:PRT3WGVAEPLRACRFLEKZGMX5EW

not attested not anchored not stored refs pending

A non-linear mathematical model for the X-ray variability classes of the microquasar GRS 1915+105 -- I: quiescent, spiking states and QPOs

A. Ardito, E. Massaro, F. Capitanio, M. Feroci, P. Ricciardi, T. Mineo

arxiv:2009.07670 v1 · 2020-09-16 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PRT3WGVAEPLRACRFLEKZGMX5EW}

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	2026-07-05T01:35:54.926322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c67bb1aa023d7100a2559159332fd25933d1f061f3f8416d120f535b18df970

Aliases

arxiv: 2009.07670 · arxiv_version: 2009.07670v1 · doi: 10.48550/arxiv.2009.07670 · pith_short_12: PRT3WGVAEPLR · pith_short_16: PRT3WGVAEPLRACRF · pith_short_8: PRT3WGVA

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/PRT3WGVAEPLRACRFLEKZGMX5EW \
  | 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: 7c67bb1aa023d7100a2559159332fd25933d1f061f3f8416d120f535b18df970

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "187b18cdb0e49eb41ad4f3c5f4cf9a9c6488b97f76fbe024afb615d788830e9a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-09-16T13:23:06Z",
    "title_canon_sha256": "b6f2f6da231fc8a1fab46dd8fcb68468670095a14d97455a0fafd1ef2efed273"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.07670",
    "kind": "arxiv",
    "version": 1
  }
}