Pith Number

pith:4RWFSK5G

pith:2009:4RWFSK5GFJVEY45DZUH54HLX6H

not attested not anchored not stored refs pending

Microlensing variability in FBQ 0951+2635: short-timescale events or a long-timescale fluctuation?

A. P. Zheleznyak, A. Ullan, A. V. Sergeyev, B. P. Artamonov, E. Koptelova, L. J. Goicoechea, O. A. Burkhonov, S. N. Nuritdinov, T. A. Akhunov, V. N. Shalyapin

arxiv:0905.4484 v1 · 2009-05-27 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4RWFSK5GFJVEY45DZUH54HLX6H}

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	2026-05-18T02:13:31.503661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e46c592ba62a6a4c73a3cd0fde1d77f1ed29aeb0376dfde5a0cf963320c74560

Aliases

arxiv: 0905.4484 · arxiv_version: 0905.4484v1 · doi: 10.48550/arxiv.0905.4484 · pith_short_12: 4RWFSK5GFJVE · pith_short_16: 4RWFSK5GFJVEY45D · pith_short_8: 4RWFSK5G

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/4RWFSK5GFJVEY45DZUH54HLX6H \
  | 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: e46c592ba62a6a4c73a3cd0fde1d77f1ed29aeb0376dfde5a0cf963320c74560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b1c4a904e4717d21f3783d331e55dff7febcf7b743b7ce99c095490aeb8a8d3",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-05-27T17:57:50Z",
    "title_canon_sha256": "a3186d3137da8e858bd38be0bb7b8afa47f86eee200c9a2d768e64fb4fc806cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4484",
    "kind": "arxiv",
    "version": 1
  }
}