Pith Number

pith:N5AHSJHS

pith:2011:N5AHSJHSVDZEPANNNLDBFPWYWU

not attested not anchored not stored refs pending

A heuristic solution for the Pioneer anomaly employing an ELA metric with dark matter in the outskirts of the Solar system

P. Castelo Ferreira

arxiv:1102.2061 v2 · 2011-02-10 · 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{N5AHSJHSVDZEPANNNLDBFPWYWU}

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	2026-05-18T02:22:39.067389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f407924f2a8f24781ad6ac612bed8b529be2f18726c77ccbc1742c198ae447e

Aliases

arxiv: 1102.2061 · arxiv_version: 1102.2061v2 · doi: 10.48550/arxiv.1102.2061 · pith_short_12: N5AHSJHSVDZE · pith_short_16: N5AHSJHSVDZEPANN · pith_short_8: N5AHSJHS

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/N5AHSJHSVDZEPANNNLDBFPWYWU \
  | 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: 6f407924f2a8f24781ad6ac612bed8b529be2f18726c77ccbc1742c198ae447e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58cabf9a53f9ae01f59e656b81be231c572e2cd0a5ea789f89d08dbd79f40e2d",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-02-10T09:27:57Z",
    "title_canon_sha256": "89e6dbc5f7460e797503841f9805deea950777346bc795975afe272bf47d1e91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2061",
    "kind": "arxiv",
    "version": 2
  }
}