Pith Number

pith:YPPTEJTG

pith:2009:YPPTEJTGXZT4H6DNFA6T73NLPE

not attested not anchored not stored refs pending

Discovery of burst oscillations in the intermittent accretion-powered millisecond pulsar HETE J1900.1-2455

Alessandro Patruno, Anna L. Watts, Diego Altamirano, Manuel Linares, Michiel van der Klis, Nanda Rea, Nathalie Degenaar, Paolo Soleri, Piergiorgio Casella, Rudy Wijnands (University of Amsterdam), Yuri Cavecchi

arxiv:0904.2383 v1 · 2009-04-15 · 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{YPPTEJTGXZT4H6DNFA6T73NLPE}

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	2026-05-18T04:29:43.477815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3df322666be67c3f86d283d3fedab79024be573c8da46b6a75f577511195e3b

Aliases

arxiv: 0904.2383 · arxiv_version: 0904.2383v1 · doi: 10.48550/arxiv.0904.2383 · pith_short_12: YPPTEJTGXZT4 · pith_short_16: YPPTEJTGXZT4H6DN · pith_short_8: YPPTEJTG

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/YPPTEJTGXZT4H6DNFA6T73NLPE \
  | 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: c3df322666be67c3f86d283d3fedab79024be573c8da46b6a75f577511195e3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e64e6831ffaa98a0082c4a172a5cfac57adf256d4c64113e33aaf2622914cd8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-04-15T19:48:16Z",
    "title_canon_sha256": "efa36f7102f769c9a0d192fdabaa9f13cb82256428b6488bcbae7204d80054ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2383",
    "kind": "arxiv",
    "version": 1
  }
}