Pith Number

pith:V2WB54TH

pith:2002:V2WB54THYXXQ42TAMUX22SHENW

not attested not anchored not stored refs pending

Fixed-delay Interferometry for Doppler Extra-solar Planet Detection

Jian Ge

arxiv:astro-ph/0204271 v1 · 2002-04-16 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V2WB54THYXXQ42TAMUX22SHENW}

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	2026-05-18T01:07:44.959207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aeac1ef267c5ef0e6a60652fad48e46da90949813ed38a142d529e0e720e1b45

Aliases

arxiv: astro-ph/0204271 · arxiv_version: astro-ph/0204271v1 · doi: 10.48550/arxiv.astro-ph/0204271 · pith_short_12: V2WB54THYXXQ · pith_short_16: V2WB54THYXXQ42TA · pith_short_8: V2WB54TH

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/V2WB54THYXXQ42TAMUX22SHENW \
  | 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: aeac1ef267c5ef0e6a60652fad48e46da90949813ed38a142d529e0e720e1b45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfde76f45de7d9253cba7a4de46aa602df22de37b52133e4df17c5db165fa9c9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-04-16T20:27:14Z",
    "title_canon_sha256": "6ee126f297b08e143db90e822c69681d7030e045e5537afb5aee708380bed3ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0204271",
    "kind": "arxiv",
    "version": 1
  }
}