Pith Number

pith:6ZEFVSLG

pith:2009:6ZEFVSLGHDABUXNVLFLIYENLOM

not attested not anchored not stored refs pending

Limits on spin determination from disc spectral fitting in GX 339-4

Chris Done, Mari Kolehmainen

arxiv:0911.3281 v2 · 2009-11-17 · 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{6ZEFVSLGHDABUXNVLFLIYENLOM}

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	2026-05-18T02:10:46.807292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6485ac96638c01a5db559568c11ab732539eaa0fb9c5fa2ec5b6bc10ad7d2ad

Aliases

arxiv: 0911.3281 · arxiv_version: 0911.3281v2 · doi: 10.48550/arxiv.0911.3281 · pith_short_12: 6ZEFVSLGHDAB · pith_short_16: 6ZEFVSLGHDABUXNV · pith_short_8: 6ZEFVSLG

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/6ZEFVSLGHDABUXNVLFLIYENLOM \
  | 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: f6485ac96638c01a5db559568c11ab732539eaa0fb9c5fa2ec5b6bc10ad7d2ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cafc3327bf22aad3f80b3e3118ca6c1a5a6dc3d9491c0094c59f21eaae69726",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-11-17T12:04:07Z",
    "title_canon_sha256": "c42f244edad462a0b0cba58a559514b8602fc1ea2b1f5d6009edd6d815d65ccd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3281",
    "kind": "arxiv",
    "version": 2
  }
}