Pith Number

pith:R2JO6QNU

pith:2011:R2JO6QNUHTGNFA7GB3VM56BPI2

not attested not anchored not stored refs pending

Permissible transitions of the variability classes of GRS 1915+105

Anuj Nandi, Partha Sarathi Pal, Sandip K. Chakrabarti

arxiv:1101.1739 v2 · 2011-01-10 · 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{R2JO6QNUHTGNFA7GB3VM56BPI2}

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	2026-05-18T04:14:07.912507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e92ef41b43cccd283e60eeacef82f4680f2217d76a976bf82e65e2bd73047fd

Aliases

arxiv: 1101.1739 · arxiv_version: 1101.1739v2 · doi: 10.48550/arxiv.1101.1739 · pith_short_12: R2JO6QNUHTGN · pith_short_16: R2JO6QNUHTGNFA7G · pith_short_8: R2JO6QNU

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/R2JO6QNUHTGNFA7GB3VM56BPI2 \
  | 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: 8e92ef41b43cccd283e60eeacef82f4680f2217d76a976bf82e65e2bd73047fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16e45c417ad825fe879c69916f755d6882fb7614b75af8fb8e745df00c55c957",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-01-10T09:08:17Z",
    "title_canon_sha256": "a56b681e1e2cfa119764451fa33073968fa53fc0afc8c44294f5526fb5c10c6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1739",
    "kind": "arxiv",
    "version": 2
  }
}