Pith Number

pith:3SMESGOP

pith:2009:3SMESGOPC52YGHKGZJXG4VTFIZ

not attested not anchored not stored refs pending

QPO Frequency - Color Radius Connection in GRS 1915+105: a Possible Turnover supporting AEI predictions

Dave Rothstein, Jerome Rodriguez, Peggy Varniere, Stephen S. Eikenberry, Valerie J. Mikles

arxiv:0903.2680 v1 · 2009-03-16 · 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{3SMESGOPC52YGHKGZJXG4VTFIZ}

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	2026-05-18T04:29:15.950164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc984919cf1775831d46ca6e6e566546719a4214a24db0ff966bc8c2ec54b4fc

Aliases

arxiv: 0903.2680 · arxiv_version: 0903.2680v1 · doi: 10.48550/arxiv.0903.2680 · pith_short_12: 3SMESGOPC52Y · pith_short_16: 3SMESGOPC52YGHKG · pith_short_8: 3SMESGOP

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/3SMESGOPC52YGHKGZJXG4VTFIZ \
  | 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: dc984919cf1775831d46ca6e6e566546719a4214a24db0ff966bc8c2ec54b4fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "680b5f86db8a5103d5accb7de3305703eacff5d16b96c7b55461850dc0aef048",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-03-16T15:39:40Z",
    "title_canon_sha256": "56d4c2ad7cbb5f2b4b916652fa521beed1c00bd71d3037c5ab52d41b2dee3d64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2680",
    "kind": "arxiv",
    "version": 1
  }
}