Pith Number

pith:4AJ5CRHJ

pith:2009:4AJ5CRHJZ57RCWZE4P6E2SIB4D

not attested not anchored not stored refs pending

Earth Flyby Anomalies

John D. Anderson, Michael Martin Nieto

arxiv:0910.1321 v1 · 2009-10-07 · gr-qc · physics.space-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{4AJ5CRHJZ57RCWZE4P6E2SIB4D}

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	2026-05-18T02:11:25.742412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e013d144e9cf7f115b24e3fc4d4901e0d7f6d40a1078066ac75fb7346a1c9888

Aliases

arxiv: 0910.1321 · arxiv_version: 0910.1321v1 · doi: 10.48550/arxiv.0910.1321 · pith_short_12: 4AJ5CRHJZ57R · pith_short_16: 4AJ5CRHJZ57RCWZE · pith_short_8: 4AJ5CRHJ

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/4AJ5CRHJZ57RCWZE4P6E2SIB4D \
  | 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: e013d144e9cf7f115b24e3fc4d4901e0d7f6d40a1078066ac75fb7346a1c9888

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d3747fa97c465d2ea545f2ee7ff1f49504d710ccf5b6ba4d00fbb769b8baf59",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-10-07T17:11:30Z",
    "title_canon_sha256": "e4ca8668a455acda0f78c8a33821b83684248117e9df67df4170d58a5dcfee4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1321",
    "kind": "arxiv",
    "version": 1
  }
}