Pith Number

pith:4P2E3TL3

pith:2009:4P2E3TL35TKSYY4YLVIZJRBQYB

not attested not anchored not stored refs pending

kHz Quasi-Periodic Oscillations in the low-mass X-ray binary 4U 0614+09

Didier Barret (CESR Toulouse), Martin Boutelier (CESR Toulouse), M. Coleman Miller (University of Maryland)

arxiv:0907.3223 v1 · 2009-07-18 · 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{4P2E3TL35TKSYY4YLVIZJRBQYB}

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	2026-05-18T02:12:55.860571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3f44dcd7becd52c63985d5194c430c078c5354968b24159b55c18fc8a177de4

Aliases

arxiv: 0907.3223 · arxiv_version: 0907.3223v1 · doi: 10.48550/arxiv.0907.3223 · pith_short_12: 4P2E3TL35TKS · pith_short_16: 4P2E3TL35TKSYY4Y · pith_short_8: 4P2E3TL3

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/4P2E3TL35TKSYY4YLVIZJRBQYB \
  | 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: e3f44dcd7becd52c63985d5194c430c078c5354968b24159b55c18fc8a177de4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1c73ee9b44a01262096eb2c4d3c2409e1ea154305b6d7be02e75d84ec81a978",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-07-18T15:04:12Z",
    "title_canon_sha256": "0f5b3b287a6305dd7c38baa12a418229c0d03c617f297de3a193ee373116ede4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.3223",
    "kind": "arxiv",
    "version": 1
  }
}