Pith Number

pith:JRFKDWUU

pith:2011:JRFKDWUUZG2XUMYU6ITFW4FOGS

not attested not anchored not stored refs pending

Accurate Group Delay Measurement for Radial Velocity Instruments Using the Dispersed Fixed Delay Interferometer Method

Brian Lee, Jian Ge, Ji Wang, Nathan De Lee, Xiaoke Wan

arxiv:1107.1835 v2 · 2011-07-10 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JRFKDWUUZG2XUMYU6ITFW4FOGS}

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	2026-05-18T02:01:20.817196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c4aa1da94c9b57a3314f2265b70ae34876e3ef1237bff8e2d216f391ea8e90e

Aliases

arxiv: 1107.1835 · arxiv_version: 1107.1835v2 · doi: 10.48550/arxiv.1107.1835 · pith_short_12: JRFKDWUUZG2X · pith_short_16: JRFKDWUUZG2XUMYU · pith_short_8: JRFKDWUU

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/JRFKDWUUZG2XUMYU6ITFW4FOGS \
  | 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: 4c4aa1da94c9b57a3314f2265b70ae34876e3ef1237bff8e2d216f391ea8e90e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a675d3c82de033da9c9e4f089f484dd0c0af0309c264f17855b368470e73ab4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-07-10T05:10:25Z",
    "title_canon_sha256": "c1db60652c5058846f0014c2ca955f346a252588f3a1652c05760a6dd0f835ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1835",
    "kind": "arxiv",
    "version": 2
  }
}