Pith Number

pith:FRHLETU5

pith:2009:FRHLETU5O24IZR5MTJDLZPYO33

not attested not anchored not stored refs pending

Distances and Absolute Magnitudes of Dwarf Novae: Murmurs of Period Bounce

Joseph Patterson (Columbia University)

arxiv:0903.1006 v2 · 2009-03-05 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRHLETU5O24IZR5MTJDLZPYO33}

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	2026-05-18T04:38:50.930205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c4eb24e9d76b88cc7ac9a46bcbf0edec674b12d3ab97001d76803ecee03eb43

Aliases

arxiv: 0903.1006 · arxiv_version: 0903.1006v2 · doi: 10.48550/arxiv.0903.1006 · pith_short_12: FRHLETU5O24I · pith_short_16: FRHLETU5O24IZR5M · pith_short_8: FRHLETU5

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/FRHLETU5O24IZR5MTJDLZPYO33 \
  | 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: 2c4eb24e9d76b88cc7ac9a46bcbf0edec674b12d3ab97001d76803ecee03eb43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11509d9400c925dc6b81c57a9925d58aa4eb4b469c1c6ca4f0757a7f51b817ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-05T14:34:03Z",
    "title_canon_sha256": "35b595d8ccc9418c54f3466fa7a3321b72fa173152468f2c1df339bbe87b735e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1006",
    "kind": "arxiv",
    "version": 2
  }
}