Pith Number

pith:JK72NA4W

pith:2017:JK72NA4WB4UH5PQLGFD6D7OVCQ

not attested not anchored not stored refs pending

Prospects for Measuring Planetary Spin and Frame-Dragging in Spacecraft Timing Signals

Andreas Sch\"arer, Philippe Jetzer, Prasenjit Saha, Ravit Helled, Raymond Ang\'elil, Ruxandra Bondarescu

arxiv:1707.00319 v1 · 2017-07-02 · gr-qc · astro-ph.EP · 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{JK72NA4WB4UH5PQLGFD6D7OVCQ}

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	2026-05-18T00:40:53.662198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4abfa683960f287ebe0b3147e1fdd5143e83f92e1393d35bfd95b90e08db1ad3

Aliases

arxiv: 1707.00319 · arxiv_version: 1707.00319v1 · doi: 10.48550/arxiv.1707.00319 · pith_short_12: JK72NA4WB4UH · pith_short_16: JK72NA4WB4UH5PQL · pith_short_8: JK72NA4W

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/JK72NA4WB4UH5PQLGFD6D7OVCQ \
  | 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: 4abfa683960f287ebe0b3147e1fdd5143e83f92e1393d35bfd95b90e08db1ad3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fe42f5f56d9d1994f6d6d9603e250c6f9b2a2824f8e2b90586ffa661dc6dafd",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-07-02T16:51:16Z",
    "title_canon_sha256": "b5491a82f9c30a879ab23beb56f8f800b0bcf1e475472ea24dc5a93e165874fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00319",
    "kind": "arxiv",
    "version": 1
  }
}